友情提醒：点击
，可以收听真人发音
，可以收听真人发音 
小测验：选择正确的单词
- 论坛新贴
ragweed ['rægwi:d]
基本释义
- n. 豕草类
英英解释
2个名词解释
- widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity
[同] benweed, ragweed, ragwort, senecio jacobaea, tansy ragwort - any of numerous chiefly North American weedy plants constituting the genus Ambrosia that produce highly allergenic pollen responsible for much hay fever and asthma
[同] ambrosia, bitterweed, ragweed
- widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity