What they sometimes lack is feedback from the people who they hope will use their products.
有时，他们缺乏的是来自那些他们希望其使用产品的人的反馈。
Ducks have never been popular with farmers like my grandfather anyway because they sometimes destroy crops.
反正鸭子从来没有得到过像我祖父这样的农民的欢迎，因为它们有时会破坏庄稼。
Population cycles are characteristic of small mammals, and they sometimes appear to be brought about by predators.
数量的周期循环是小型哺乳动物的特征，它们有时似乎是由捕食者造成的。
Icebergs are ordinarily blue to white, although they sometimes appear dark or opaque because they carry gravel and bits of rock.
冰山一般是蓝色到白色，尽管有时因为携带了砾石和小岩石而变成黑色或者不透明。
We call them aftershocks and they sometimes can be more dangerous than the first earthquake.
我们称之为余震，有时比第一次地震更危险。
Not only are evolutionary throwbacks possible, they sometimes play an important role in the forward march of evolution.
进化返祖现象不仅有可能，有时还在进化的发展中扮演重要的角色。
Many people still cannot believe what he has done so far, so that is why they sometimes describe him as "Fishman", "Human Fish" or even "the Craziest Man in the World".
许多人仍然无法相信他迄今为止所做的一切，所以人们有时将他描述为“鱼人”、“人鱼”，甚至是“世界上最疯狂的人”。
People don't always quit jobs, they sometimes quit bosses.
人们不会总是因为工作辞职，而是因为上司。
Even when decisions are made they sometimes seem to backfire.
等到做出了决策，又常常是事与愿违。
They may no longer wear hot pants, but they sometimes break into song.
她们可能已不再穿热裤了，但有时会高歌一曲。
When platform functions move into the cloud, they sometimes change in significant ways.
当平台功能移到云里时，这些功能有时会明显地变化。
No longer do the partial moments serve as a critique of the whole as they sometimes do in Modernism.
和现代主义不同，局部已经不再是对整体的批判了。
That is why when someone is cramping, they sometimes give them a salt tablet to take with some water.
这就是为什么当有人抽筋时，人们有时会给其服用一片盐片就水喝下。
As a result, they sometimes treat characters as special when, according to the specification, they are not.
其结果是，依照规范，当有些字符不是特殊字符时，他们有时也会将这些字符视为特殊字符。
Instead of making direct criticisms, they sometimes offered obliquely sarcastic comments to test the waters.
他们并不会直接批评，而是说些风凉话试水。
This takes into consideration that they sometimes get busy with their code and forget about the practices.
这是考虑到了有时候人们忙于自己的代码并忘记这些实践。
But attack ads can backfire on the firms that make them, just as they sometimes do on pugnacious politicians.
然而，攻击性广告可能会让做广告的公司搬起石头砸了自己的脚，正如攻击性广告对好斗的政客所产生的影响一样。
Software customers feel these same needs: they don't always know what they want, and they sometimes change their minds.
软件客户有同样的需要：他们不总是知道自己想要的，并且有时候改变主意。
As the developers implement the service, they sometimes find that they need to change the service's interface or behavior.
当开发人员实现服务时，他们有时会发现需要更改服务的接口或行为。
If people possess altruistic motives, then they sometimes act to benefit others without the prospect of gain to themselves.
如果人们具有利他的动机，则他们有时会做有利他人的事，而不期望自己获得利益。
When people of different cultures get together they sometimes feel shy or awkward. These sentences can make a world of difference.
来自不同文化的人聚在一起时，有时会感到害羞或拘束，这些句子能够使气氛变得完全不一样。
When you stop and take a closer look at the origins of some of these alleged differences, they sometimes have no empirical support.
当你停下来仔细查看这些所谓的差异的根源，就会发现它们有时毫无经验依据可言。
If numerous attempts have to be made, as they sometimes are, it is conceivable that the leak could continue for the rest of the year.
如果必须采取大量尝试的话(有时候会是这样)，漏油就有可能持续到今年年底。
A total of 86 per cent said they enjoyed taking their pet out each day, with just 22 per cent saying they sometimes see it as a chore.
总共86%的人说他们喜欢每天去遛狗，只有22%认为这有时是个乏味的工作。
Almost half of those seeing the play said beforehand that they sometimes participated in some form of drug abuse prevention activities.
在看过这出戏剧的观众里，大约有半数人在此之前有时会参加各种形式的药物滥用预防活动。
Sitting there in the dark, we talked about our feelings and fears of life — from how fast things change, to how they sometimes don't change fast enough.
我们坐在那里，四周一片漆黑，我们开始谈论感情和对生活的恐惧——从事物变化之快，谈到有时事物变化却又不够快。
Sitting there in the dark, we talked about our feelings and fears of life — from how fast things change, to how they sometimes don't change fast enough.
我们坐在那里，四周一片漆黑，我们开始谈论感情和对生活的恐惧——从事物变化之快，谈到有时事物变化却又不够快。
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