| 词汇 | abscission |
| 释义 | abscission noun [ U ] biology specializeduk /æbˈsɪʃ.ən/ us /æbˈsɪʃ.ən/ the separation or falling off of part of a plant: （植物的）切除，截去;脱落 The flower buds and immature fruit frequently drop off; researchers have tried to determine the role growth hormones play in this abscission.花蕾和未成熟的果实频频掉落;研究人员已经试图从生长激素方面寻找脱落原因。 Flowers - general words anther bloom blossom chasmogamous cleistogamous double efflorescence female grow head in floweridiom multi-headed palynological palynology pollen posy sepal stalk stamen stigma |
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