fern

/fә:n/

柯林斯星级

BNC频率: 10197

现代语料频率: 8976

GRE

中文翻译

n. 蕨类植物

[医] 蕨类植物

英文解释

n. any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores

词态变化

复数形式:ferns

常见例句

also applied to plants which have no true seeds, as ferns, mosses, etc.

any flowerless plant such as a fern (pteridophyte) or moss (bryophyte) in which growth occurs only at the tip of the main stem

a pertaining to flowerless plants (ferns or mosses) in which growth occurs only at the tip of the main stem

n cosmopolitan genus of ferns: maidenhair ferns

n European weed naturalized in southwestern United States and Mexico having reddish decumbent stems with small fernlike leaves and small deep reddish-lavender flowers followed by slender fruits that stick straight up

今日更新

更新时间：2025-05-27 22:59:03

semantic expressiveness

succinyl CoA synthetase