名词 stub:

1. a short piece remaining on a trunk or stem where a branch is lost

2. a small piece

3. a torn part of a ticket returned to the holder as a receipt

4. the part of a check that is retained as a record

5. the small unused part of something (especially the end of a cigarette that is left after smoking)

Stubb斯图布stubn.烟蒂；残段；票根v.碰到某物；捻灭(香烟)stub ended track尽头轨道, 尽头线stub one's toe on实神经胚stub-tooth gear短齿齿轮stub preservation断肢保存stubstellar point星下点stubreinforcement撑杆,帮桩,接腿stub tube fillers短管填料stub-end station尽头式车站stub reinforcement撑杆; 帮桩, 接腿stub of broken tooth断齿的牙根

1. I stubbed my toe on your front step; it was very painful.
   我一脚踢到你前门的台阶上，痛得要命。
2. I stubbed my toe on the stone: it was very painful.
   我把脚踢到了石头上，疼极了。
3. She stubbed out the cigarette after the first puff.
   她只吸了一口就把香烟掐灭了。
4. I've stubbed my toe on a rock.
   我的脚趾碰到石头上了。