It is a dilemma that haunts many 30-something, child-free women in the west: either have a baby soon or risk years of invasive fertility treatment later with no guarantee of a child in the end.

对西方国家那些30岁左右没有小孩的妇女来说选择尽快要孩子还是冒险花几年的时间进行侵入性生殖辅助治疗到最后却仍然不能保证有小孩是种两难。

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In the last 30 years many cherished values have bitten the dust.

过去30年里许多值得珍惜的价值观已经不复存在。

《柯林斯英汉双解大词典》

During 30 years, China has sent many scientists to Antarctica.

30年来，中国派出了许多科学家到南极洲。

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More than 30 people remain missing there. The government says as many as 88,000 people have been displaced by the disaster.

VOA: standard.2009.09.07

He is the author and editor of over 30 books including one seminal book, well, many seminal books, but one in particular that I'll mention, Animal Liberation.

他曾撰写编辑书籍30余本,其中一本影响深远，当然，其中的很多都很有影响力,但是我要特别提到这一本，《动物解放》

普林斯顿公开课 - 人性课程节选

Many businesses that have been here for like 30, 40 years are being driven out.

很多在这儿已经有三四十年的商家都被挤走了。

纽约的负面变化 - SpeakingMax英语口语达人

On the Big Island, where people use dogs for hunting wild pigs, many residents have at least five and some as many 30 dogs, says Debbie Crazatta, founder of the Kohala Animal Relocation and Education Service, which helps find homes for stray dogs.

WSJ: Hawaii Turns to Dog Shrink as 'Incessant Barkers' Cut Plea Deals

In Tulkarem, the Palestine Red Crescent Society said as many as 30 people -- many of them civilians -- were wounded, though apparently most of the injuries were not serious.

CNN: Arabs call for halt to Israel contacts

For several months Narendra scrutinized the sector, visiting as many as 30 sugar factories.

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