Electrodischarge machining(e.d.m.)
[化] 放电加工
🗣️ 情景例句
What would you like to eat?
你们要吃点什么？
The tour will take about an hour and a half. We ought to be back here by 3:00.
参观大概要一个半小时，3点钟以前回到这里。
Is there much of a difference in price?
价钱也有很大的分别吧？