物盡其用

to use sth to the full / to make the best use of everything

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

his / her / its / their / that / such / it (refers to sth preceding it)

thing / object / matter / abbr. for physics 物理

to use up / to exhaust / to end / to finish / to the utmost / exhausted / finished / to the limit (of sth) / all / entirely