英语词汇“rock brake”是什么意思，“rock brake”的读音、用法及例句翻译-烛光网

词汇	rock brake
释义	rock braken.（名词） Any of several ferns of the genusCrytogramma that usually grow in rocky ground and have compound fronds and podlike fertile leaflets. 珠蕨属：任一种通常生长在岩地上的珠蕨属蕨类植物，长有复叶和豆荚状能结果的小叶
随便看	Siwan six six sixes six-gun Six Nations six-pack sixpence sixpences sixpenny sixpenny nail six-shooter sixteen sixteenmo sixteenmos sixteenpenny nail sixteens sixteenth sixteenth note sixteenths sixth sixths sixth sense sixties sixtieth

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