中国人的习俗
Customs of the Chinese people
以上为机器翻译结果，长、整句建议使用 人工翻译 。
他们碰巧熟悉中国人的习俗。
They happen to be familiar with Chinese customs.
youdao
除非碰巧熟悉中国人的习俗。
Unless they happen to be familiar with Chinese customs.
每逢过年过节都要给老师送礼，这是中国人的习俗。
Every New Year or festivals a large amount of gifts find their way to teachers, which is the Chinese custom.
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