Tecnetron
[电] 三元半导体放大器
🗣️ 情景例句
My friend's a chain smoker.
我的朋友烟瘾很重。
He that climbs high falls heavily.
爬得高，跌得重。
Right! Hold it straight! I'll fill in the hole with earth.
好的！扶直了！我用土填坑了