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Từ điển Oxford Learners Wordfinder Dictionary
chalaza
1. basal part of a plant ovule opposite the micropyle; where integument and nucellus are joined • Hypernyms: plant part, plant structure • Part Holonyms: ovule 2. one of two spiral bands of tissue connecting the egg yolk to the enclosing membrane at either end of the shell • Hypernyms: animal tissue • Part Holonyms: egg
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