单词 | 由来已久 |
释义 | 由来已久yóu lái yǐ jiǔcan be traced back to a very early date; deep-seated; from way back; long-standing; time-honoured 由来已久long-standing;time-honored 由来已久yóu lái yǐ jiǔ从开始到现在就已存在很长的时间。long-standing, time-honoured, from way back, have a long history |
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