1·Due to degenerative changes cells were showing cytoplasmic vacuolation and cytoplasmic and nuclear blebbing.
由于退行性病变，细胞显示出细胞质的空泡化和细胞质和细胞核气泡现象。
2·By this stage the host cell shows characteristic vacuolation and other cytopathic effects.
到此阶段，宿主细胞显示典型的空泡化和其它细胞病理效应。