这种习俗一直流传至今。
植树风俗一直流传至今。
我国古代的医学知识非常丰富，许多宝贵的经验一直流传至今。
Ancient Chinese people accumulated rich medical knowledge and much of their valuable experience has come down till the present.
我国古代的医学知识非常丰富，许多宝贵的经验一直流传至今。
Ancient Chinese people accumulated rich medical knowledge and much of their valuable experience has come down till the present.
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