Optical switch
[计] 光开关
🧩 词语组成解析
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
There are four of us including my parents, a younger sister and me.
有四口人，父母亲、妹妹和我。
Jack will feel sorry when she leaves.
她一走，杰克会觉得悲伤的。
She was sentimentally attached to this house,
她对这幢房子在感情上难舍难分。