Thumbscrew
n. 翼形螺钉, 拇指夹\\n[机] 翼形螺钉, 蝶形螺钉
📖 牛津释义
thumbscrew
n former instrument of torture that squeezed the thumb 拇指夹（旧时的刑具）.
🗣️ 情景例句
Here it is.
在这儿。
You are still thinking about a Ph.D., aren't you?
你还是想学成博士，是吗？
Thanks, we appreciate the fast work.
谢谢你们这么快就办好了。