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1·Many women whose fathers left home unconsciously expect to be betrayed by their own mates.

许多父亲弃家出走的妇女会在无意中料想她们会被自己的配偶所背叛。《柯林斯英汉双解大词典》

2·If you're a busy person, looking to meet several potential mates at the same event, speed dating could be for you.

如果你是个忙人，想在同一场合与几位可能成为自己伴侣的人见面，那么快速交友也许会适合你。《柯林斯英汉双解大词典》

3·Fireflies use their light for attracting mates.

萤火虫用它们的光来吸引配偶。

4·Recent research had shown that fish recognised individual shoal mates, social prestige and even tracked relationships.

最近的研究表明鱼可以识别各自的“鱼群伙伴”、社会威望，甚至相关的人际关系。

5·The Western ren'ai kekkon, or love marriage, became popular; Japanese began picking their own mates by dating and falling in love.

西方的婚恋变得流行起来；日本人开始通过约会和恋爱来选择自己的伴侣。

6·Studies of several animal species have shown that when choosing mates, females prefer males with brighter carotenoid-based coloration.

对几种动物的研究表明，在选择配偶时，雌性更喜欢鲜艳的类胡萝卜素着色的雄性。

7·Meerkat babies may be the most adorable creatures in southern Africa, but their colony mates manage to stop spoiling them after only a few months.

獴幼崽大概是南部非洲最可爱的生物了，但是，獴群落的配偶设法在仅仅几个月之后停止宠坏它们。

8·He's out boozing with his mates.

他和他的朋友们喝酒去了。《牛津词典》

9·They've been best mates since school.

他们从上学时期以来就是最要好的朋友。《牛津词典》

10·The males guard their mates zealously.

雄性动物热情地守护它们的交配对象。《柯林斯英汉双解大词典》

(1)soul mate情人；性情相投的人；心心相印的伙伴

(1)running mate（美）竞选伙伴

(1)mate with使紧密配合

(1)chief mate大副（等于chief officer）