Light amplifier
[电] 光放大器
🧩 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
It's about the size of the United States, but it has a population of only 16.5 million.
它和美国一般大，但人口却只有一千六百五十万。
There is nothing which has not been bitter before being ripe.
事情在成功前没有不艰苦的。
I looked at my watch.It was true.
我看了一下我的手表，果真如此。