If the wheel is rotating counterclockwise, its angular-momentum vector is directed eastward.
如果轮子是逆时针方向旋转, 其角动量矢量的方向朝东.
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They threatened to take up arms against the government if their demands were not met.
他们威胁，如果要求得不到满足就要以武力抵抗政府。
《柯林斯高阶英汉双解学习词典》
If they have an eye for fashion, pet owners can dress their pets in stylish clothes.
如果宠物的主人喜欢时尚, 还会让他们的宠物穿上时髦的衣服.
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Because if you want to be heard, and if you're very ambitious, you will be heard.
因为如果你想让别人听到, 而且你还非常雄心勃勃, 那么你就会被别人听到.
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If the alpha helix is astretched the hydrogen bonds are broken but reform on relaxation.
如果螺旋中的氢键被破坏,螺旋的稳定就不能维持.
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We're going to John's party too. You can string along with us if you like.
我们也去约翰的聚会. 如果你愿意你就跟我们一起去.
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So if nothing else , the Swiss mountain air will be a little bit clearer after all.
所以如果只看这一点, 瑞士的空气有望变得更加清新.
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If I catch the midnight, I can get to Berlin and be back by tomorrow afternoon.
如果午夜赶去, 明天下午我能赶回来.
电影对白
If you compare both of our cars, you'll find them very much alike.
如果你把我们俩的汽车比较一下, 你就会发现它们很相似.
词典精选例句
如果不克不及跟踪参考标志, 编制不离不克不及被迫安放或报出跟踪套准不对.
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