Setscrew
n. 定位螺钉\\n[机] 固定螺钉, 止动螺钉
🗣️ 情景例句
What are you so upset about?
什么使你如此难过？
This nation is noted for its natural resources.
这个国家以天然资源闻名。
What's in it?
里面是什么东西？