n. the thick short innermost digit of the forelimb
n. the part of a glove that provides a covering for the thumb
n. 拇指
vt. 以拇指拨弄, 笨拙地摆弄, 用拇指翻旧, 迅速翻阅, 作搭车手势
1. I use my thumb to press the button on my phone.
我用拇指按手机上的按钮。
2. She gave me a thumbs up to show that she liked my idea.
她竖起大拇指，表示她喜欢我的主意。
3. Be careful not to hurt your thumb while using a hammer.
使用锤子时要小心，不要伤到你的拇指。