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| ఎన్వలప్ (Header and footer information, or header information only, which encapsulates or precedes document data for transport) | |||
| 英语 词库 | |||
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| env | |||
| The outer coat of HIV, made up of two layers of lipids fatty molecules. HIV uses specific proteins embedded in its envelope to enter host cells. | |||
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envelope : 2 短语, 1 学科 |
| 微软 | 2 |