I have not worried so much this year, partly because I have had other things to think about.

今年我不那么担心了，在一定程度上是因为我还有其他的事情要考虑。

《柯林斯英汉双解大词典》

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I didn't get it because it cost too much.

因为那东西太昂贵我没买。

《牛津词典》

"I think the overall economic impact because of bedbugs is certainly much more significant.

VOA: special.2010.10.01

One reason I said there isn't much of this sort is because until recently philosophers did not treat films seriously.

之所以说用哲学解读电影并不常见,是因为直到近来,哲学家们才认真看待电影。

麻省理工公开课 - 电影哲学课程节选

It's been a while since I've been doing that because I haven't had as much free time as I would have liked.

我已经很久没有播报了。因为我最近都没有太多的空余时间。

广播人员怎么样？ - SpeakingMax英语口语达人

Unfortunately, because I ate so much at lunch, I lost both.

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But as soon as I stepped out that door, it was so worth it to me because I felt so much better about what I had accomplished.

CNN: 175 pounds lighter, woman takes flight

If I am overweight, it is because I have eaten too many calories over time, not because I ate too much yesterday.

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