linux操作系统中 的->是啥意思
[wangli@localhost .lic]$ cd lmgrd_s
bash: cd: lmgrd_s: Not a directory
[wangli@localhost .lic]$ vi lmgrd_s
[wangli@localhost .lic]$ ls -al
total 72
drwxr-xr-x 2 root root 4096 Apr 14 17:36 .
dr-xr-xr-x. 29 root root 4096 Apr 15 02:48 ..
lrwxrwxrwx 1 root root 34 Apr 14 17:35 lmdown -> /EDA/Synopsys/scl/amd64/bin/lmdown
lrwxrwxrwx 1 root root 33 Apr 14 17:35 lmgrd_s -> /EDA/Synopsys/scl/amd64/bin/lmgrd
-rwxr--r-- 1 wangli wangli 65033 Apr 14 17:36 Synopsys_hs.dat
[wangli@localhost .lic]$
请教:所显示的->是啥意思 ?