fernfә:n英式朗读美式朗读基本解释n. 蕨类植物 [医] 蕨类植物英文释义n. any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores词形变化复数ferns上一个单词:fermoys下一个单词:fern ally