细胞凋亡
参考答案：
由体内、外因素触发细胞内预存的死亡程序而导致的细胞死亡过程称为细胞凋亡。
You read his books, and he wants to read your books ____. [ ]
A. in all
B. any more
C. at all
D. as well
片状强回声
