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。
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。
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。
And if you keep your curtains closed, burglars are less likely to try and break in because they can't be sure whether someone's home or not.
如果你把窗帘拉上，窃贼就不太可能试图破门而入，因为他们无法确定是否有人在家。
"Not knowing the law doesn't mean the law will treat you any differently if you break it." says David Allen Green, a lawyer from the UK. So, do you think we'd better spend a minute or two thinking about the words or emojis we use on social media before we press "send"?
“不懂法律并不意味着当你触犯法律时，法律会对你网开一面。”来自英国的律师大卫·艾伦·格林说。那么，你觉不觉得我们应该在按下“发送”之前，最好先花一两分钟思考一下我们在社交媒体上使用的文字或表情符号？
You are not trying to build comfort, demonstrate your value, break rapport, or anything else.
你不要试图去建立舒适感，展示你的价值，打破融洽感或者做其他任何事情。
Naive Bayes classifiers often break down when the size of the training examples per class are not balanced or when the data is not independent enough.
当各类的训练示例的大小不平衡，或者数据的独立性不符合要求时，Naive Bayes分类器会出现故障。
This is not because you feel he (or she?) deserves a break - it isn't your job to play social engineer.
这不是因为你觉得他(或她？)应该得到这个机会——扮演社会工程师不是你的职责。
And the rump might still break apart, as Italy or Spain would not want anything to do with Greece.
遭弃国家可能仍旧会破裂，意大利和西班牙也不想有和希腊相似的任何事情。
But this neuters the Internet's potential to break down social barriers between people or groups who might otherwise not connect with each other.
但是这限制了互联网打破人或群体之间社会障碍的潜力，如果不这样【没有互联网的这个潜力】，人们也许不会相互交流。
But command of policy is not a make-or-break issue.
但是对政策的掌握不是一个成王败寇的问题。
Your boyfriend seems to think I'm being unpleasant to you - he's debating whether or not to come break up our fight.
你的男朋友似乎认为我在惹你生气——他正在思考着要不要过来结束我们的争吵。
Whether it’s your decision to break up or not, it changes everything about who you are and who you thought you were.
无论是谁先提出分手，一切都将发生改变。你将变得不再是你，甚至都怀疑起以前的自己。
If they do, the wives are likely to go out to work, whether or not they have dependent children, and take only a short break for maternity.
就算他们结婚了，妻子也往往会出去工作，不管孩子是否还需要照顾，而且她们的产假也很短。
It is not fair or equitable to other recipients of fee income to give a special tax break to certain kinds of fees and not to others.
酬金收入的一些种类享受特殊的减税优惠，而另一些酬金收入却享受不到这样的优惠，这样既不公平也不公正。
It need not talk to the network, or understand the contents of the messages it writes to disk, making the program simple and easy to verify and thus hard for an attacker to break.
它无需和网络沟通，或者了解它写到磁盘上的消息的内容，使得程序简单并容易被验证，从而使得攻击者更难破坏它。
When I say "break down the walls," I'm not advocating that people stop specializing in development or IT operations — specialization is important.
当谈到如何克服这层障碍时，我并不是鼓励人们停止钻研开发或IT运作——钻研是重要的。
The reason we say programming remains an art, not a science or an engineering discipline, is because we haven't as yet been able to break it down into component steps and mechanize it.
之所以说编程仍是一门艺术而不是一门科学或工程学科，是因为我们还不能将其分解成多个组成步骤，而后机械地进行。
A very short post might not need any subheadings - but once your post is more than 400 words or so, it's useful to break it up.
一篇很短的博文也许不需要任何小标题，但是一旦你的博文超过400字，利用小标题来分层就变得很实用。
Whether EMFs are harmful or not, a break in the countryside, without the cellphone, would probably be good for all of us.
不管电磁辐射有害与否。远离手机，去乡间度假，这或许对我们来说是很有益处的。
Wardrobes do not make or break cases, they said, but Mr. Jackson's choices are an important piece of the image projected to the judge and jury who will decide his fate.
因为着装虽然不会决定案子的判决，但是法官和陪审团将决定他的命运。而杰克逊的着装却使他显得依然是个艳光四射的明星。
As I mentioned in Disconnecting from my World, I decided to break free from my connection addiction and not use the computer or social media for 24 hours straight.
正如我在《与我的世界中分离》一文中说的那样，我打算将自己从与外界联系的嗜好中解放出来，在24小时内部使用电脑或是任何人际交往工具。
What we try to do is break down to a step so small that people couldn't possibly resist or have and excuse not to do it.
而我们试着要做的是，将它打碎至小到一般人不可能排斥，也想不找借口不做的步骤。
Lovers considering different locales for work or study must make some tough choices -beginning with whether or not to break up.
对于恋人们而言，异地工作或学习可能会迫使他们做出艰难抉择，最先面对的就是分不分手的问题。
People usually have a short lunch break or they just do not want to waste their time eating.
通常人们的午餐休息时间很短，即使午餐时间充裕，美国人也不愿在用餐上花费过多的时间。
The angel refused either to listen to him or to accept his repentance; on the other hand, he did not simply break away.
那位天使拒绝听他解释或者接受他的忏悔，也没有简单地离去。
Communication break downs occur because you don't like what the other person is saying, or not saying, not because you can't communicate.
沟通被破坏，不是因为你们不能沟通，而是因为你们不喜欢对方说的内容。
Communication break downs occur because you don't like what the other person is saying, or not saying, not because you can't communicate.
沟通被破坏，不是因为你们不能沟通，而是因为你们不喜欢对方说的内容。
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