weeds名词weed的复数形式.n.(寡妇的)丧服；黑纱带weedn.杂草；野草n.衣服；丧服vi.除草；清除；淘汰weed re-growth再生杂草weed infestation杂草侵扰,杂草丛生weed suppression杂草抑制weeds classified杂草分类weed seed-bank杂草种子库Weedtrine-Plus络敌混剂weed eradication除草Weeds at seedling苗期杂草weed encroachment杂草为害weedkilling train除草列车