“拇指”的英语可以翻译为：ig toe，pollex，[医] first finger，thumb ...

“拇指甲”的英语可以翻译为：a thumbnail...

我用拇指指甲把台灯上的螺钉拧紧了。I used my thumbnail to tighten the screw on my lamp.芬克尔斯坦小姐会为你包扎拇指的。Miss Finkelstein will put a dressing on your thumb.他用拇指和食指捏着笔。He took the pen between his thumb and forefinger....

“拇指球”的英语可以翻译为：thenar ...