大约的

I dozed (off) for about an hour.

我打了约一小时盹儿。

Agricultural subsidies absorb about half the EU’s income.

农业补贴占去了欧盟收入约一半。

It was just about midnight when they arrived.

他们抵达时候约是午夜时分。

I put the weight at about fourteen pounds.

我估计它重量约为14磅。

A group called the Lee League of Pastural People's.

一头强壮骆驼约可以卖一千。

The Gerardia is believed to be about two thousand seven hundred forty-two years old.

Gerardia珊瑚礁年龄约是两千七百四十二年。

Add in shoeing, and you could pay $80 to $100 every two months.

如果再加上钉马掌，你每两费用约是80100。

A spool of slightly less than 100 feet of number 17 Heavy Formvar wire was required for the secondary winding.

一卷约100英尺17号线足够完成次级绕组。

The result shows that the indirectly measured radical yields for the ozonolysis of ethene may be underestimated by a factor of 2.

这一结果表明以往间接方法可能低估了自由基产率约2倍。

Some 22 percent of degrading land is in very arid to dry-subhumid areas, while 78 percent of it is in humid regions.

从极为干旱亚湿润地区，正在退化土地比例约为22%，而78%地处湿润地区。

The stamp was later replaced by Tiffany’s initials, which is one way collectors are able to determine the approximate date that a Tiffany Favrile lamp or other glass item was made.

该邮票其后改为蒂凡尼缩写，它是一种方法能够让收藏家能够确定蒂凡尼法夫莱尔灯或其他玻璃项目约日期。

This refers to the use of a miniature BTE hearing aid that is coupled to an ear insert or earmold (vented or unvented) via a tubing of approximately 0.8 mm inner diameter.

就是微型耳背式助听器用一根内径约0.8毫米细导管耦合耳塞或者耳模（耳模可以开或者不开通气孔）验配方式。