经常更新的文件：


Things
Things2
tmp

U盘：
Backup1/
Backup2/
Backup3/

website/
www.huzheng.org_*.tar

website2/

cd data1
ls -R > /home/huzheng/tmp/filelist1.txt
cd /media/huzheng/ntfs
ls -R > /home/huzheng/tmp/filelist2.txt
cd /home/huzheng/tmp/
diff filelist1.txt filelist2.txt > aaa.txt


写书_*.7z