我并不是一直保持着这个发型，弄这个发型得花45分钟，我一般先用定型水定型，再用吹风机把头发吹干。
I don't wear it up all the time but when I do, it takes about 45 minutes to an hour to put it up. I use hairspray and then blow-dry it.
一般来说，先用Eclipse示例测试一下调试选项比较好。
In general, it's a good idea to test debugging options using the Eclipse samples first.
队列研究一般优先用于病例对照研究，由于其很少涉及的统计学问题，产生的结果一般比较可靠。
Cohort studies are generally preferred to case control studies, since they involve far fewer statistical problems and generally produce more reliable answers.
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