Ballscrew
滚珠丝杠
🗣️ 情景例句
I think Michelle is asleep now. Let's talk.
我想Michelle现在睡着了。让我们谈谈吧。
Is it raining now?
现在正在下雨吗？
He will be in his small boat, Topsail.
他将乘坐他的“涛波赛”号小艇。