Hydrofeed
液压进给装置
🗣️ 情景例句
Dean Rafer called me today.
Rafer主任今天打电话给我。
Many good cows have evil calves.
很多好母牛，会生坏小犊。
Just a minute. I'll see if I'm free. No, I'm not. I've already got something on that evening.
等一会。我看看是否有空。不，我没空。我那天晚上已经有了安排。