Zero-crossing detector
[计] 零交点检测器
🧩 词语组成解析
zero
['zɪro]
n. （数字）0;零度;
adj. 全无的，没有的;
v. . 聚焦，集中;
🗣️ 情景例句
How many karats do you want?
你要几克拉的？
I can't do it by myself.
我一个人哪做得完啊！
There is an electric cooker in the kitchen.
厨房里有个电灶。