n.

1. 戏弄者，嘲弄者；欺负他人者
2. 【口】难事，难题

n.

1. a person who teases others.
2. informal a tricky question or task.
3. a short introductory advertisement for a product, which stimulates interest by remaining cryptic.
4. Fishing  a lure or bait trailed behind a boat to attract fish.
5. an inferior stallion or ram used to excite mares or ewes before they are served by the stud animal.