But sometimes it's really tiring to finish all my work.
但有时候要做完所有的功课真的好累。
But sometimes math class will also make me a little unhappy.
但有时，数学课也会让我有点不开心。
But sometimes certain species of birds do the exact opposite.
但有时，某些种类的鸟类却会做出相反的举动。
Most tortillas are made from ground corn, but sometimes wheat is used.
大多数墨西哥玉米粉圆饼是由磨碎的玉米制成的，但有时也用小麦。
Most travelers enjoy meeting new people, but sometimes you can be rude without saying anything.
大多数旅行者喜欢结识新朋友，但有时你一言不发就会显得很粗鲁。
But sometimes silence is best.
然而有时，缄默最好不过了。
但是有些时候你却很幸运。
但有时也发火。
不能说都不公平，但有时候不公平。
But sometimes, change is good for us.
但有时候改变对我们有好处。
But sometimes I just don't feel silly.
但是有的时候我不想犯傻。
But sometimes you have to read it.
但有的时候也得看看代码。
But sometimes it is necessary to use them.
但有时有必要使用它。
But sometimes the shock was unintentional.
但是，有些时候这些电击是无意的。
But sometimes they must get rather nervous.
但是有时候他们肯定会变得相当紧张。
But sometimes you wonder, at what cost?
但你得想一想，我们为此会付出什么样的代价。
B Maybe not, but sometimes it's really busy.
B也许不需要，但是餐馆有时人很多的。
But sometimes, small Windows can be a good thing.
但是有时候，小窗口也不错。
But sometimes, surely, it's OK to take a shortcut.
但是，有时候走走捷径也是可以的。
They slide past each other but sometimes get stuck.
这些板块互相擦身而过，但有时会被卡住。
But sometimes it's good to have a little more help.
但有时最好有一些其它帮助。
But sometimes you just have to take the plunge.
你是说，让我不管三七二十一，跳进海里就好了？
No, but sometimes it may be hard to assume otherwise.
不是，但是有时很难不这样想。
Sorry to use jargon, but sometimes it's necessary.
对不起用了行话，但有时候还是必要的。
But sometimes, you'll decide not to change your behavior.
但是有的时候，你据顶不改变自己的行为。
But sometimes it was not based on their score at all.
而有时候则完全不是以测验成绩为依据的。
But sometimes, however imperfectly, you can make progress.
但是有时，你可以进步，虽然不尽完美。
But sometimes you might want to get aggregate information.
但有时您可能需要获取汇总信息。
Being a kid might look like fun, but sometimes it's not.
作为一个孩子也许看起来好像很有趣，但是有时候不是那样。
Being a kid might look like fun, but sometimes it's not.
作为一个孩子也许看起来好像很有趣，但是有时候不是那样。
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