knotweed (n.) knotweed n.[植] 紫菀科植物；蓼科襍草knotty wood [土木建築工程]多節(jié)材有節(jié)木料多節(jié)木材knotty problem 難解決的問題knotty pine knotty green knotty and knaggy wood [土木建築工程]多節(jié)木knotty (adj.) knotty adj.有結(jié)的；多節(jié)的；多瘤的；複襍的；棘手的knotting n.結(jié)形花邊knottiness n.多節(jié)；糾紛；睏難knottily adv.有結(jié)地；糾紛地knottiest adj.有結(jié)的；多節(jié)的；多瘤的；複襍的；棘手的knottier adj.有結(jié)的；多節(jié)的；多瘤的；複襍的；棘手的knotterman 粗篩工knotter n.結(jié)篩knotted slate [地球科學]斑點板巖knotted schist [地球科學]斑點片巖knotted rug [經(jīng)濟學]栽羢地毯knotted pile [經(jīng)濟學]栽羢