or there about的用法和樣例：
例句
- Black smog reduced visibility to about fifty yards.
黑色的煙霧使能見度降到大約五十碼左右。 - I guess she is fifty-five or thereabouts.
我猜她五十五歲左右。 - There is a time lag of about 10 years.
有大約十年時間的間歇。 - We toured France about three years ago.
我們大約三年前去法國遊玩過。 - We may miss the next bus, but in any case we'll be there before midday.
我們也許趕不上下一班公共汽車，但無論如何我們要在午前趕到那裡。 - He kept up a running commentary on everyone who came in or went out.
他不斷地對上下場的每一位隊員進行解說。
