供油系统

fuel supply system / lubricating system

to provide / to supply

sacrificial offering / to confess

oil / fat / grease / petroleum / to apply tung oil, paint or varnish / oily / greasy / glib / cunning

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

system / CL:個|个[ge4]

to gather / to unite / to unify / whole