Sawtooth generator
[电] 锯齿波发生器
🧩 词语组成解析
n. 锯齿
🗣️ 情景例句
78 percent of black high-school graduates are unemployed.
百分之四十八的黑人高中毕业生失业。
You have to be there half an hour before departure time.
你要在起飞前半小时到那里。
The tour should last about an hour and a half.
这次参观大概需要一个半小时。