Light quantity
[计] 光通量
🧩 词语组成解析
light
[laɪt]
n. 光;发光体;电灯;点火器;
adj. 轻的;明亮的;浅色的;少量的;
v. 点燃;照亮;用光指引;
adv. 轻地，轻装地;
🗣️ 情景例句
What am I supposed to do?
我该做什么？，
The beginnings of all things are small.
万事开头小。
OK. Please sit down over there.
好，请坐吧！