Ballscrew
滚珠丝杠
🗣️ 情景例句
Some people look good wearing simple clothes, while others need to go all out in the fashion stakes.
一些人穿着简单看起来也不错，而另外一些人穿得时髦点才行。
Easy come, easy go.
易得易失。
It is now being used indifferently for both.
人们现在正漫不经心地把知识用于这两个方面，