值机

值机	zhí jī	(airline) check-in / to check in
值	zhí	value / (to be) worth / to happen to / to be on duty
机	Jī	surname Ji
机	jī	(bound form) machine; mechanism / (bound form) aircraft / (bound form) an opportunity / (bound form) crucial point; pivot / (bound form) quick-witted; flexible / (bound form) organic