| 单词 | 能产 |
| 释义 | 〔silkworm〕Any of various caterpillars that produce silk cocoons, especially the larva of a moth(Bombyx mori) native to Asia that spins a cocoon of fine, strong, lustrous fiber that is the source of commercial silk. 蚕：一种能产丝茧的毛虫，尤指原产于亚洲的蛾的幼虫（家蚕 蚕属） ，这种幼虫能织出精细的、坚韧而有光泽的纤维茧，这种茧是商业性丝绸的来源 〔ragweed〕Any of various weeds of the genusAmbrosia having small, greenish, unisexual flower heads and producing abundant pollen that is one of the chief causes of hay fever. 豚草：一种豚草 属的杂草，有绿色、单性花朵，能产大量花粉，是引起花粉热的主要原因之一 〔up〕seed that yields up to 300 bushels per acre.每英亩能产三百蒲式耳的种子 |
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