1620s, "a sentinel," agent noun from round (n.) on notion of "one who makes the rounds." Sense of "chronic drunkard or criminal" is from 1854, on notion of one who is habitually in and out of jails or bars. Rounders, a baseball-like game, attested from 1828.
权威例句
1. I class myself as an all-rounder.
我将自己归为多面手。
2. The young performer boasted himself to be an all - rounder .
这个青年演员自称是个 多面手.
3. Women have rounder hips than men.
女人的臀部比男人的圆.
4. Enterprises do need to have all - rounder, also need to have expertise.
做企业需要有通才, 也需要有专才.
5. It was smaller and rounder than a goose's egg ought to be.