optical illusion
optical illusion — 名詞
1. Something you see whose appearance your eyes and brain interpret in a way that d
視錯覺
眼睛受騙的視覺現象
Something you see whose appearance your eyes and brain interpret in a way that does not match the actual object, such as a shape that seems to bend or a colour that seems to shift.
The two lines looked like different lengths, but it was just an optical illusion.
一開始兩條線看起來長度不同，但那只不過是視錯覺。
countable: an optical illusion
Wei stared at a spiral pattern — the moving edges were an optical illusion.
小偉盯著一個螺旋圖案——移動的邊緣是一種視錯覺。
A museum room has optical illusions where visitors appear to shrink or grow.
博物館裡有一間全是視錯覺的展廳，人可以看起來變矮或變高。
In the Hermann grid illusion, grey dots seem to appear where the white lines cross.
在黑林格爾錯視中，白色線條交叉處似乎會浮現灰色小點。
A grey square on yellow looks blue — a simple optical illusion of colour contrast.
把灰色方塊放在黃色背景上時，灰色看起來會帶藍色——這是顏色對比造成的簡單視錯覺。
- visual trick
less formal, used in everyday conversation
- trick of the eye
idiomatic and informal
- visual illusion
more technical, used in psychology
文法句型
[countable] an optical illusion
there is/are + an optical illusion
用法筆記
An optical illusion is a normal trick of vision — it happens to everyone. It is NOT the same as a hallucination, which is caused by illness or drugs and has no real external object.
常見錯誤
2. A picture or drawing that is designed to confuse the eye, so that you see someth
錯視圖
刻意設計的視覺騙局圖畫
A picture or drawing that is designed to confuse the eye, so that you see something impossible, two different things in the same image, or a shape that seems to move or change.
This famous optical illusion shows a young woman and an old lady in one drawing.
這幅著名的錯視圖在同一個畫中同時呈現一位年輕女子和一位老婦人。
pattern: shows both X and Y in the same drawing
Diego looked at a cube optical illusion that seemed to flip direction every few seconds.
Diego 看著一個立體方塊的錯視圖，那方塊每隔幾秒就好像翻轉了方向。
The duck-rabbit illusion lets you see a bird or a rabbit in the same outline.
鴨兔錯視圖讓你從同一個輪廓中，既可以看成鴨子也可以看成兔子。
The Penrose triangle is an optical illusion — an impossible object whose corners look connected.
潘洛斯三角是一種錯視圖——每個角落看起來都相連，但該形狀在現實中不可能存在。
- visual puzzle
emphasises the puzzle-like quality
- trick drawing
informal, used for deliberately created images
文法句型
[countable] an optical illusion of [noun]
用法筆記
This sense refers specifically to images deliberately designed as visual puzzles — for example, ambiguous figures (duck/rabbit, young woman/old lady) and impossible objects (Penrose triangle). Distinguish from sense 1 (which covers any visual trick, including natural ones like after-images) and from sense 3 (which covers misperceptions of real scenes caused by natural conditions).
3. A situation in which you misjudge a real object or scene because of the way ligh
視覺誤判
因光線、距離等而看錯實物
A situation in which you misjudge a real object or scene because of the way light, shadows, perspective, or surrounding shapes affect your vision — for example, thinking a straight stick in water is bent.
Water bends light, making a pencil in a glass look bent — an optical illusion.
光線遇水折射，讓玻璃杯中的鉛筆看起來是彎的——這是一種視覺誤判。
pattern: an optical illusion caused by [natural phenomenon]
Dr. Okafor said the huge moon near the horizon is an optical illusion of distance.
Okafor 醫生說月亮靠近地平線時看起來很大，是距離造成的視覺誤判。
Railway tracks seem to meet in the distance — an optical illusion, but stay parallel.
鐵軌看起來像在遠處交會——這是視覺誤判，其實它們保持平行。
Desert hikers sometimes mistake hot air for water — an optical illusion from warm air.
沙漠中的健行者有時把熱空氣誤認為水——這是暖空氣造成的視覺誤判。
- visual misperception
technical, used in psychology and optics
- perceptual error
formal, describes the cognitive process rather than the image
文法句型
[countable] an optical illusion caused by [noun]