envelope fusion的用法和样例：
例句
- We focused on several key events during fertilization from membrane fusion to karyogamy of sperm cells and egg cells.
探讨了从精细胞和卵细胞质膜融合到它们的核融合完成这一发育阶段的某些主要事件。 - Exosomes are small membrane-bound vesicles that are secreted by a multitude of eukaryocytes as a consequence of fusion of multivesicular bodies with the plasma membrane.
摘要胞外体是源于多种真核细胞的多泡体，通过后者与质膜融合释放到细胞外的一种膜性小囊泡，在多种生理过程中发挥作用。
