接触不良

loose or defective contact (elec.)

to receive / to answer (the phone) / to meet or welcome sb / to connect / to catch / to join / to extend / to take one's turn on duty / to take over for sb

to touch / to contact / access / in touch with

to touch / to make contact with sth / to stir up sb's emotions

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

bad / harmful / unhealthy

good / very / very much