thumb[θ?m]n.拇指 v. 以拇指撥弄
◇ be all fingers and thumbs=be all thumbs 笨手笨腳
bite the thumbs at 嗤之以鼻，藐視
by rule of thumb 估算
thumb alift 示意要搭車
thumb through 翻查
turn down the thumb 表示反對
under sb.’s thumb 在…支配下…勢力下
‖ thumb blue 靛藍
thumb pad 凹形墊
thumbhole stock 有拇指孔的槍托
thumb protector 拇指護套
thumbs around grip 普通握
thumbed-in landing 迫降
thumbless grip空握
thumbnail n. 略圖，微型畫，“豆腐干”（文章）/ thumbtack n. 按釘，圖釘 |