When not in use, the fins are tucked into special grooves or depressions so that they lie flush with the body and do not break up its smooth contours.

当鱼不使用鱼鳍时，会将它们折叠起来，收回到特殊的沟槽或者凹陷部位；这样鱼鳍就可以与身体保持齐平，以维持它们平滑的外形。

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It can be used to predict which kinds of people are likely to break the law or hurt others, even if they have not done anything wrong.

它可以用来预测什么样的人可能会触犯法律或伤害他人，即使他们没有做错什么。

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The headmaster warns us not to break the school rules, or we'll be punished.

校长警告我们不要违反校规，否则我们将受到惩罚。

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This is necessary so that the walls of a building will not shrink or break.

VOA: special.2009.01.12

No one wants to hire workers unnecessarily, tax break or not.

FORBES: Connect

I've worked in the private sector and in every company I've worked, you couldn't take a smoke break paid or not paid.

BBC: Clocking cigarette breaks: Your comments

"No one can say a war will break out in Korea or not and whether it will break out today or tomorrow, " said the spokesman for the General Staff of the North's Korean People's Army (KPA).

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