Reflection
01
expression of something without the use of words
例子
His face was a reflection of sorrow.
The painting is a reflection of the artist's inner turmoil.
02
an image or likeness seen in or produced by a reflective surface, often showing left and right reversed
例子
The reflection in the lake mirrored the mountains perfectly.
He studied his reflection in the mirror.
03
反射, 反映
the action or process where a wave, such as light or sound, bounces back from a surface instead of passing through
例子
The reflection of light off the mirror allowed him to see around the corner.
光从镜子上的反射使他能够看到拐角处。
Scientists use the principles of reflection in designing certain optical instruments, like periscopes.
科学家在设计某些光学仪器（如潜望镜）时利用了反射的原理。
04
careful and prolonged thought or consideration
例子
After much reflection, she decided to change careers.
The decision came only after deep reflection on the risks.
05
the property of sending back light, heat, or sound waves
例子
Polished metal has high reflection of light.
The surface coating improves reflection and reduces heat absorption.
06
a statement or remark showing careful thought
例子
His speech contained a wise reflection on human nature.
That was an insightful reflection about society.
07
(in mathematics) a geometric transformation that flips a figure over a line or plane, reversing direction along one axis
例子
A reflection over the x-axis changes the sign of the y-coordinate.
The figure 's reflection is congruent to the original.
