[mass noun]a material (such as decaying leaves, bark, or compost) spread around or over a plant to enrich or insulate the soil 覆盖料(为肥沃或保护土壤铺在植物四周或上面的腐叶、树皮或堆肥) ■[count noun]an application of such a material (覆盖料的)铺覆 regular mulches keep down annual weeds. 定期铺覆盖料可抑制杂草每年的生长。 ■a formless mass or pulp 无定形的一堆;浆状物 a mulch of sodden brown stems. 一堆湿透了的褐色枝干。
verb
[no obj.]apply a mulch 铺覆盖物 ■[with obj.]treat or cover with mulch 用覆盖料覆盖
语源
mid 17th cent.: probably from dialect mulch 'soft' used as a noun, from Old English melsc, mylsc