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Từ điển Oxford Learners Wordfinder Dictionary
bead fern
beautiful spreading fern of eastern North America and eastern Asia naturalized in western Europe; pinnately divided fronds show a slight tendency to fold when touched; pinnules enclose groups of sori in beadlike lobes • Syn: sensitive fern, Onoclea sensibilis • Hypernyms: fern • Member Holonyms: Onoclea, genus Onoclea
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