不用說

needless to say / it goes without saying

needless to say; it goes without saying

no; not so / (bound form) not; un-

need not

to use / to employ / to have to / to eat or drink / expense or outlay / usefulness / hence / therefore

to persuade

to speak / to say / to explain / to scold / to tell off / a theory (typically the last character in a compound, as in 日心說|日心说 heliocentric theory)

to speak; to talk; to say / to explain; to comment / to scold; to tell off / (bound form) theory; doctrine