Mesopic
[医] 中型阔面的
🗣️ 情景例句
This career move is a step in the right direction.
这次变动是你在事业上的一次迈进。
What kind of talk is that?
你说这什么话？
a wave length (the horizontal distance between two wave crests),
波长（两个浪峰间的水平距离）