But this is a serious concern, isn't it, not a sideline vanity project?

但是，这是一个严重的问题，是不是，不是虚荣副业项目？

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But male colleagues tend to sideline women who do not join late-nightdrinking sessions, a traditional way of building office camaraderie.

但是男性同事通常会将不参加晚间酒会的女性同事弃之一旁，这种酒会是一种建立同事关系的传统方式。

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The leasing portfolio is not just a sideline; it is seen as a way of getting a foothold in other business.

租赁组合不只是一种副业；人们认为这是争取在其他行业立足的一个办法。

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This is not a sideline in our foreign policy.

WHITEHOUSE: President Obama Speaks on Preventing Mass Atrocities

Watch any college basketball game, and odds are you'll see a coach not only stalking the sideline but coming onto the floor to protest a call.

WSJ: Ref's death a consequence of lack of sportsmanship

Although I'd be glad to promote him, Doug requested a pseudonym: he's a successful cinematographer and felt that his reputation would not be enhanced by this sideline.

CNN: Staying in a stranger's home: A field test