Doctor: About half a year.

医生：大概半年吧。

Voiding difficulty for about half a year.

排尿困难大约有半年。

The organization tapered off in about half a year.

那个组织大约半年内就逐渐消失了。

Each one of his children lost the ability to speak about half a year after it had begun to talk.

但他每个孩子都在会说话半年后，再也说不出话来。

In about half a year, 2 mu artificial cultivated land will be made when we uncover the plastic cloth.

大约半年之后，我们揭开塑料薄膜， 2 亩人造耕地就形成了。

As his fellow students ,we have all heard how he learned fencing .About half a year before Sydney ,he injured his ligament during a match in Europe.

作为他的校友，我们都听说了他是如何练习剑术的。大约去悉尼的半年前，他在欧洲的一次比赛中扭伤了韧带。