They begin to mute their voices, not be as assertive.
他们开始放低嗓门，不再那么肯定了。
While they may not be as dynamic as an iPad, textbooks are not passive or lifeless.
虽然教科书可能不像iPad 那样是动态的，但它们也不是被动的或毫无生气的。
They are certainly not junk, and for some people, they may be the best computers money can buy.
它们肯定不是垃圾，而且对有些人而言，它们可能是金钱可以买到的最佳电脑。
If the answer or evidence suggests they serve only their own fame, they may be famous persons but not heroes.
如果答案或证据表明他们只为自己的名声服务，那他们可能是名人，却不是英雄。
Programming languages have a quick turnover, so the "Ruby on Rails" language they learned may not even be relevant by the time they enter the job market.
编程语言的更新速度很快，因此等到他们进入劳动力市场时，他们所学的“Rubyon Rails”编程语言甚至可能完全用不上。
"I've seen very expensive protein supplements that claim to be high quality but they might not really be beneficial for the average healthy adult,"she says.
“我曾见过一些非常昂贵的蛋白质补充剂，它们声称是高质量的但它们可能对普通健康成年人并没有真正的好处。”她说。
People traveled to see the buildings, the food, the national dresses in foreign countries because they thought they would not be the same as those of their own countries in the past.
人们旅行去看外国的建筑、食物、民族服装，因为他们认为这些在过去与现在不同。
If they do not, their membership could be delayed until 2008.
如果他们不这样做，他们的成员资格将被推迟到2008年。
Libraries are an investment for the future and they should not be allowed to fall into decline.
图书馆是对未来的一种投资，不应该让图书馆衰落。
Forecasters say the storms may not be as bad as they initially predicted.
预报员们说暴风雨不像他们最初预报的那样糟。
Daydreams may seem to be rehearsals for real-life situations, but we know they are not.
白日梦可能看上去像是真实生活境遇的预演，但我们知道它们不是。
Most breads, if they are not wheat flour, tend to be soya flour.
大部分面包都是麦粉做的，如果不是，那通常就是豆粉做的。
Women are caught in a double bind, marginalized in the community if they are not wives and mothers, under excessive pressure to be perfect if they are.
妇女们处于进退两难的境地：若不结婚生子会被社会边缘化，但要两全其美则压力重重。
Customers are told what their policies will be worth on maturity, not what they are worth today.
客户们被告知的是他们的保险单到期时的价值，不是现在的价值。
They would be so embarrassed that they would not try again if someone saw them fall.
如果有人看到他们摔倒，他们会感到很尴尬，就不会再试了。
So, make students earn it! If they don't perform well, they should not be allowed to get one.
所以，让学生们去争取吧！如果他们表现不佳，就不应该允许他们得到它。
Only then will they be useful servants and not Frankenstein's out-of-control monster.
只有到那时，他们才会成为有用处的仆人，而不是成为弗兰肯斯坦里失控的怪物。
They say that athletes are tested to make sure they are not using drugs and more importantly, women should be tested to make sure they are not men.
他们说，运动员要接受检测，以确保他们没有使用药物，更重要的是，女性也应该接受检测，以确保她们不是男性。
The others were all brave boys, and they must not be blamed for backing from the pirate captain.
其他人都是勇敢的孩子，他们不应该因为从海盗船长那儿撤退而受到责备。
People who rent out rooms should pay tax, of course, but they should not be regulated like a Ritz-Carlton hotel.
当然，出租房间的人应该纳税，但他们不应该像丽思卡尔顿酒店那样受到监管。
Not only does the model predict where lizards should disappear, and it also predicts where they should not be in danger.
这个模型不仅预测了蜥蜴会在哪里消失，还预测了它们不应该在哪里处于危险之中。
It's hard to understand why they would not be affected, whereas dinosaurs were left too crippled to cope, especially if, as some scientists believe, dinosaurs were warm-blooded.
很难理解为什么它们不会受到影响，而恐龙却因为残疾而无法生存，尤其是如果恐龙像一些科学家认为的那样是温血动物。
The two lists will contain roughly the same number of states, but they will not be identical.
这两个列表包含的州名数大致相同，但它们不会完全一致。
If this news makes you concerned that they might not be sharing, use a license that requires them to share.
如果这消息让您担心他们有可能不会共享，那么就使用一种许可来要求他们共享。
If a person is about to tell the truth, then they should not be fearful that they would encourage him lying in any way.
如果一个人将要说出真相，那么在某种程度上，他们就不用担心他们以任何方式鼓励他说谎了。
If they succeed, batteries will not be needed.
如果他们成功了，那么就不再需要电池。
They may not be walking, talking, human-like sentient beings, but they are clever.
他们可能不会走路，不会说话，不会像人类一样有感情，但他们很聪明。
"I've seen very expensive protein supplements that claim to be high quality but they might not really be beneficial for the average healthy adult," she says.
她说：“我见过非常昂贵的蛋白质补充剂，它们声称质量上乘，但它们可能不一定对达到平均健康的成年人有好处。”
A "subprime borrower" is somebody who has a poor credit history or some other indication that would suggest that they might not be able to repay the mortgage.
“次级借款人”指的是，那些信用记录较差的借款人，或在其他方面显示，他们很可能无力偿还贷款。
A "subprime borrower" is somebody who has a poor credit history or some other indication that would suggest that they might not be able to repay the mortgage.
“次级借款人”指的是，那些信用记录较差的借款人，或在其他方面显示，他们很可能无力偿还贷款。
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