draw down

Từ điển Oxford Advanced Learner 8th

ˌdraw sthˈdown | ˌdraw ˈdown derived
(especially NAmE)to reduce a supply of sth that has been created over a period of time; to be reduced
•There are many life events that can unexpectedly draw down savings.
•If we don't cut costs our reserves will draw down.
•Our state reservoirs were drawn down this summer.
related noun ↑drawdown
Main entry: ↑draw_derived