or there about

• 左右； 大约； 上下

or there about的用法和样例：

例句

1. Black smog reduced visibility to about fifty yards.
   黑色的烟雾使能见度降到大约五十码左右。
2. I guess she is fifty-five or thereabouts.
   我猜她五十五岁左右。
3. There is a time lag of about 10 years.
   有大约十年时间的间歇。
4. We toured France about three years ago.
   我们大约三年前去法国游玩过。
5. We may miss the next bus, but in any case we'll be there before midday.
   我们也许赶不上下一班公共汽车，但无论如何我们要在午前赶到那里。
6. He kept up a running commentary on everyone who came in or went out.
   他不断地对上下场的每一位队员进行解说。