持用

持用	chí yòng	to have in one's possession and use when required
持	chí	to hold / to grasp / to support / to maintain / to persevere / to manage / to run (i.e. administer) / to control
用	yòng	to use; to make use of; to employ / (coverb) with; using / to need; to have to (usu. used in the negative or in questions) / usefulness; utility / (bound form) expense; outlay / (courteous) to eat; to drink / (literary) hence; therefore