词典释义：
双语例句
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Someone actually didn't know this. And no, it wasn't a 5-year-old boy. It came from a supposedly well-educated female classmate, that was 16 years old at that time.
有人就不懂，当然这个人不是5岁的小男孩。这个问题来自一个应该受过良好教育的女同学，当时她16岁。