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n. 覆盖物, 护根, 根篱
vt. 铺护盖物, 做护根

n. a protective covering of rotting vegetable matter spread to reduce evaporation and soil erosion
v. cover with mulch

复数: mulches 现在分词: mulching 过去式: mulched 过去分词: mulched 第三人称单数: mulches