milkweeds (milkweed 的复数) n. 马利筋 [医] 马利筋属植物 释义与例句 n. 1. plural of milkweed 相关短语 butterfly milkweeds purple milkweeds swamp milkweeds tropical milkweeds swamp milkweed [植物]沼泽马利筋 butterfly milkweed purple milkweed tropical milkweed