Air travel will continue to grow at about 6% per year.

乘飞机旅行的人数将以每年大约6%的速度持续增加。

《柯林斯英汉双解大词典》

It was about 6, 500 kilometers long and went across one fourth of the planet.

它大约有6500公里长，覆盖了地球的四分之一。

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At about 6 p.m. on Saturday, a forest fire broke out in a village in Mu Li, Liangshan.

在周六下午大约六点钟，凉山木里县的一个村发生了森林火灾。

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Besides the Fed's primary responsibility for setting U.S.monetary policy, it currently oversees about 6,000 large and small banks.

VOA: standard.2010.03.17

So, you might have noticed that we will have spent about 6 and 1/2 lectures just getting to the point where we have only one electron, so we're only up hydrogen so far.

你们可能已经注意到了,我们已经花了６周半的时间,来仅仅是讲到单电子问题的情形，我们现在只研究氢原子。

麻省理工公开课 - 化学原理课程节选

I studied German for about 6 months in Berlin.

我在柏林对德国进行了6个月的研究。

再没时间也要挤出来 - SpeakingMax英语口语达人

Alon USA Energy Inc shares are currently trading off about 6% on the day.

FORBES: Alon USA Energy (ALJ) Shares Enter Oversold Territory

Fortuna Silver Mines Inc shares are currently trading down about 6.3% on the day.

FORBES: Connect

The U.S. produced a total of about 6, 633.2 million metric tons of greenhouse gases in 2009.

FORBES: EPA Greenhouse Gas Inventory Shows 6 Percent Drop In CO2