碧玉妆成一树高,万条垂下绿丝绦.不知细叶谁裁出,二月春风似剪刀(打一物)()

问题描述:

碧玉妆成一树高,万条垂下绿丝绦.不知细叶谁裁出,二月春风似剪刀(打一物)()
Please answer my question,thanks.

柳树