Mothers in poor condition, here lower-ranking co-wives in a polygynous marriage, may overproduce daughters because these give them greater fitness returns than sons.

贫困的母亲，在这里指一夫多妻制中地位较低的妻子，可能生更多的女孩，因其健康状况比男孩要好。

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"It seems they missed the mark here," said Jon Morris, one of the co-authors.

研究报告的撰写者之一乔恩·莫里斯说：“他们可能忽视了这一点。”

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John Carlin, the co-author, does not exhibit here the skills that made his account of the 1995 Rugby World Cup - "Playing the Enemy", which became the film "Invictus" -so good.

共同作者，约翰·卡尔林的这本书不如《成为对手》写的好，没有显现出他的写作技巧。《成为对手》记载了1995年橄榄球世界杯，后来被拍成电影《不败雄心》。

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CO Right, so you take the co here, and we take the valence here, and out of that comes covalent.

好了，然后我们看到，我们可以看到他的化合价，他们成共价键。

麻省理工公开课 - 固态化学导论课程节选

We're here with everybody, with friends from work, co-workers.

我们和大家来这儿，和工作中的朋友，同事。

中央公园的时光 - SpeakingMax英语口语达人

Here, co-operation is a matter of wary judgment, not absolutes.

ECONOMIST: Torture and intelligence

"She runs so smooth, keeps such a smooth line and that's what you have to do to carry speed here, " co-car owner and fellow driver Tony Stewart said.

CNN: February 18, 2013 -- Updated 1912 GMT (0312 HKT)

Yet HBO's "Thrones" was shut out of best drama here, and co-star Peter Dinklage, who won the Emmy last year, was absent for best supporting despite having arguably better material this round.

CNN: Golden Globes nominations: TV snubs and surprises