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If you notice a patch of hard, pale, cold skin, you may have frostbite.
如果你在皮肤上发现硬的靑的冷的斑点，那你可能生了冻疮。
youdao
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Big biotech will fight hard to defend its patch, he predicts.
帕斯·特纳克预计，大型生物科技厂商将进行激烈抗争以捍卫其业务。
youdao
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Big biotech will fight hard to defend its patch, he predicts.
帕斯·特纳克预计，大型生物科技厂商将进行激烈抗争以捍卫其业务。
youdao