写真素材の検索結果

Shipwreck, 15th century

水に溺れる人の手

Mermaid, 15th century

Burning objects, 15th century

水に溺れる人と浮き輪

Harpy and prey, 15th century

Tree and rain, 15th century

Lady and unicorn, 15th century

Boars fighting, 15th century

Food production, 15th century

Male mandrake root, 15th century

Female mandrake root, 15th century

溺れる子供と救助する男性

溺れる子供達

溺れる子供達と救助する男性

溺れる子供と救助する男性

水に溺れる女の子

Medical consultation, 15th century

浮き輪

Insects and drinks, 15th century

Mythical horse and unicorn, 15th century

Pelican and chicks, 15th century

Weighing olives, 15th century

Conceptual image of collapsed building depicting business depression

19th Century washing machine, artwork

Person escaping a sinking car, illustration

Person escaping a sinking car, illustration

19th Century velocipede, artwork

19th Century velocipede, artwork

Head lice treatment, 15th century

19th Century penny-farthing, artwork

19th Century ladies handcar, artwork

溺れる人

洪水に流される車

洪水で水に浸かる町

Baghouse employing an array of fabric bags for filtering the airstream.

Cyclone collectors remove relatively coarse particulates from the air. Small cyclones are often installed on mobile sources.

落雷　感電

Spanish spider torture device, 19th century illustration

Rocket line trown to a wreck, Penzance.

Geocentric diagram, 16th century

Surveying instrument, 16th century

Eye anatomy, 16th century

Smart home, satirical illustration

危険運転

Triumph of Death, 17th century artwork

列車脱線事故

コンセントから火災が発生するイラスト

電源タップから火災が発生するイラスト

コンセントやプラグや電源タップなどの電気機器のアイコンセット

Carbon microphone, 19th century illustration

航空事故

自動車事故、入院（車いす、ベッド）

車と人の事故、車の事故

Early 19th-century whaleboat

Heroes of the Trojan War

Brahma and Saraswati, Hindu gods

Captain Matthew Webb

Horatio Nelson, British naval commander

肺　誤嚥

人身事故

事故（車と人、バイクと人）

追突事故、事故車両、謝る運転手

車と自転車の事故、自転と人の事故

Henry Stanley, Anglo-American explorer

Benjamin Franklin, US scientist

住宅の水漏れイメージ

マンションの水漏れイメージ

ゴルフ 事故

助けを呼ぶ子供たち

浮き輪で救助する男性

Anatomical dissection, 16th century

The finish line, 19th century illustration

自転車横転、自転車同士の事故

Bat, historical artwork

Person escaping a sinking car, illustration

Person escaping a sinking car, illustration

車同士の交通事故

自動車事故（物損事故、人身事故、自動車同士）

自動車事故（物損事故、人身事故、自動車同士）

自動車事故（物損事故、人身事故、自動車同士）

車と自転車の事故、自転車と歩行者の事故

自動車同士の車両事故、自動車と標識への対物事故

自動車と歩行者の人身事故、自動車とバイクとの車両事故

炎のアイコン

連なる炎のアイコン

肌の断面図　老化

19th Century parallel-flow turbine

Seven Sages of Greece, 15th century illustration

Nerium oleander, 19th century

Gymea lily, 19th century

19th Century amphibious vehicle, artwork

19th Century safety lamps, artwork

19th Century internal combustion engine

Pascal's calculator, 17th Century artwork

The Great Flood, 19th C illustration

Arum dioscoridis, 19th century

Digitalis viridiflora, 19th century

Plaster Icon

２台の車の衝突事故のイラスト

電動キックボードと事故のイラスト

入浴時にヒートショックで苦しむ高齢男性

炎上するトラックのイラスト

パトカーのイラスト

パトカーのイラスト

消防車のイラスト

Man preparing to carry casualty, illustration

転倒して怪我をしたシニア男性

驚く女性

物損事故

Man catching his wife with a monk, 15th century illustration

Environmental writing, conceptual image

Zodiac Man, 16th century

15th Century German woodcut print

Senses within the brain, 16th century

Plaster Icon

15th century ship

15th century courtesan house, 19th century illustration

15th Century French archers, illustration

Moliere, French playwright

Francisco Pizarro, Spanish explorer

Liu Hui's "Tangram" proof that the sum of the squares on the sides of a right triangle equals the square on the hypotenuse.

Illustration of the three basic theorems that triangles are congruent: side-angle-side, angle-side-angle, and side-side-side.

A demonstration of the fundamental theorem of similarity, showing that small and large triangles are similar.

Proof that the area of a triangle = 1/2 base x height.

Thales of Miletus proof that for any chord AB in a circle, all of the angles subtended by points on the same semiarc are equal.

Proposed drawing of Thales' rectangle, a proof that any angle inscribed in a semicircle is a right angle (90°).

An example of a hyperbolic paraboloid. The figure shows part of the hyperbolic paraboloid x2/a2 - y2/b2 = 2cz.

An annular strip (region between two concentric circles) cut and bent into a helical strake following the contour of a cylinder.

Three models of hyperbolic geometry: the Klein-Beltrami model, the Poincare disk model, and the Poincare upper half-plane model.

遊泳禁止　溺れる　子供

リラックスタイム

除雪中の事故

バイクでの転倒事故

Broken rocket on white background vector illustration

The last lap, 19th century illustration

Mythological creature, 17th century illustration

Mythological creature, 17th century illustration

電話をする女性と吹き出しのイラスト

住宅の水漏れイメージ

マイナンバーと困った表 情の人々

マイナンバーと人々

Elements of a typical Prony brake, which develops mechanical friction on the periphery of a rotating pulley.

English horn.

The three families of conic sections (ellipse, parabola, and hyperbola) result from intersecting a plane with a double cone.

Visual demonstration of the Pythagorean theorem.

Proof, attributed to the Pythagoreans, that the sum of the angles in a triangle is 180 degrees.

Representation of an ellipsoid, a closed surface such that its intersection with any plane will produce an ellipse or a circle.

Pappus's theorem proved the formula for the volume of the solid torus obtained by rotating the disk of radius a around line L.

Danger deep water sign

自転車と歩行者の交通事故

Hole on a white background, vector illustration

Crashed computer, satirical illustration

赤ちゃんの遺影写真

Draisine, 19th century illustration

Celeripede bicycle, 19th century illustration

Pedestrian curricle, 19th century illustration

Lallement's velocipede, 19th century illustration

Phantom double steerer, 19th century illustration

16th Century alchemist's laboratory

Michelangelo, Italian artist, 19th Century illustration

Michelangelo, Italian artist, 19th century illustration

Draisine pedal-less bicycle, 19th century illustration

Johnson's pedestrian curricle, 19th century illustration

Dalzell's rear drive, 19th century illustration

Amazon female warriors

Bird skeleton, historical artwork

Human skeleton, historical artwork

Sea eagle, historical artwork

木版画用品

vector drawing of the dog on white background

vector drawing mouse on white background

Key on a white background vector illustration

Two torch on a white background vector illustration

Sun, illustration

A checkerboard, or draughtboard, set for play.

Star of David

Alto saxophone.

Tenor saxophone.

Compound pier

Basic features of a modern road bicycle.

Illustration of different types of calipers.

Black duck

Celesta.

Cello and bow.

Glycolysis, the dissolution of sugar, is carried out in the cytoplasm of cells.

Comparison of cross-sections from a CD and from a DVD, illustrating the reason for the greater capacity of a DVD.

The bottom views of a mechanical and an optical mouse, detailing their components.

Cornet.

Ghost cusk eel

Hand-held cymbals.

Hi-hat cymbals and drumsticks.

Double bass and bow.

Electrostatic precipitator, a common particle collection device at fossil-fuel power-generating stations.

A saddlepoint, or entry, in a payoff matrix at which the expected gain of each participant has the highest guaranteed payoff.

In variable-sum games each payoff depends on both players' actions, so each matrix entry lists two payoffs, one for each player.

The second reduction for an n-person voting game theory, illustrating the strategies least suitable for each participant.

Part of the elliptic paraboloid z = x2 + y2 which can be generated by rotating the parabola z = x2 (or z = y2) about the z-axis.

The normal, or perpendicular, at each point of a surface defines the corresponding tangent plane, and vice versa.

Each point on the Riemann sphere corresponds to a point on the plane. The ray tangent to the north pole corresponds to infinity.