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[医][=an abnormal sex chromosome type]一种异常性染色体组型
🗣️ 情景例句
I'll see you then.
到时候见啦。
It's up to us to help those in need.
我们有责任帮助那些有困难的人。
I'm sorry I don't know. You'd better ask that policeman over there.
对不起，我不知道。你最好问问那边的警察。