thumb

释义

n. 拇指\nvt. 以拇指拨弄, 笨拙地摆弄, 用拇指翻旧, 迅速翻阅, 作搭车手势 rule of thumb 经验法则 thumbs down vt. 拇指向下；责备 green thumb 有特殊园艺才能

例句

a baby sucking its thumb

吮着大拇指的婴儿

She held the coin carefully between finger and thumb.

她小心翼翼地把那枚硬币捏在食指和拇指之间。