单词 | superweed |
释义 | > as lemmassuperweed superweed n. Brit. /ˈsuːpəwiːd/ , /ˈsjuːpəwiːd/ , U.S. /ˈsupərˌwid/ a weed that is extremely robust or resistant to herbicides or natural checks on growth; (in later use) esp. one resulting from genetic modification.ΚΠ 1939 Through Leaves Jan. 13 These are the super-weeds, the so-called noxious species, mostly perennials, with spreading or creeping root systems. 1977 N.Y. Times 20 Feb. 16/3 What if scientists inadvertently produced a super germ or super weed capable of upsetting the entire balance of life on earth? 2008 Ecologist July 45/2 There were fears that naturally occurring grasses could become contaminated, creating superweeds with increased resistance to pesticide. < as lemmas |
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