Rectron
电子管整流器
🗣️ 情景例句
An apple a day keeps the doctor away.
每天一个苹果不用看医生。
The world is but a little place, after all.
有缘千里来相会。
Annie considered this was just the kind of demanding job she wanted.
安妮认为，这正是她想要的难度很大的工作。