系上

to tie on / to buckle up / to fasten

to connect / to relate to / to tie up / to bind / to be (literary)

system / department / faculty

to tie / to fasten / to button up

to connect / to arrest / to worry

used in 上聲|上声[shang3 sheng1]

(bound form) up; upper; above; previous / first (of multiple parts) / to climb; to get onto; to go up / to attend (class or university) / (directional complement) up / (noun suffix) on; above