Light-activated switch
[电] 光激发开关
🧩 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;
activated
['æktiveitid]
adj. 有活性的;
v. 使活动，起动，触发( activate的过去式和过去分词 );
switch
[swɪtʃ]
n. 开关;转换，转换器;软鞭子;[信]接线台;
vt.& vi. 转变，改变;转换;关闭电流;鞭打;
vt. 转换;挥动（棍棒、鞭子等）;迅速转动;鞭打;
vi. 交换;调换;
🗣️ 情景例句
OK. We'll ring you up at 6:00 a.m. tomorrow.
嗯，我们会在明天6点整叫您。
Please come in and have a peach.
请进来吃一个桃子。
Before long, biscuits of all shapes and sizes began arriving at the factory.
不久，形状各异，大小不一的饼干陆续送到工厂。