stub
/stʌb; stʌb/ n
1 short end piece or stump remaining from a pencil, cigarette or similarly-shaped object; butt （铅笔、 香烟等物的）残段, 残端; 铅笔头; 烟蒂
The crayon had been worn down to a stub. 这枝蜡笔用得只剩一小段了.
The dog only has a stub of a tail, ie a very short one. 这条狗的尾巴很短.
2 counterfoil 票根; 存根: fill in a cheque stub 填写支票的存根. stub, v (-bb-)
1 [Tn, Tn.pr]
~ sth (against/on sth) strike (esp one's toe) accidentally against sth hard 使（尤指脚趾）碰到某物
I've stubbed my toe on a rock. 我的脚趾碰到石头上了.
2 (phr v) stub sth out extinguish (esp a cigarette) by pressing it against sth hard （在硬物上）碾灭（尤指香烟）.