颂赞
参考答案:
用以歌功颂德和表彰赞扬的文辞。
观赏花木的芽型因性质不同分为哪几类?
As an operating system repeatedly allocates and frees storage space, many physically separated unused areas appear.This phenomenon is called ( ) .
A.fragmentation
B.compaction
C.swapping
D.paging