membrane invagination

• 膜内陷

membrane invagination的用法和样例：

例句

1. The nuclear membrane invaginates and lysosomes are internalized.
   核膜内陷，于是溶酶体被内在化。
2. The cell membrane invaginates, encloses the fluid or particles, then fuses again, forming a vesicle that later detaches and moves to the cell interior.
   细胞膜先内陷关住液体或微粒，然后再次加以融合，形成小泡，小泡随后脱离细胞膜进入细胞内。