Beginner Level Intermediate Level Advanced Level
Composite Words Listening Comprehension Oxford Topics Duolingo Topics
315 Activities V
exact: like: chỉnh lưu
VNEN 
chỉnh lưu * ☊ 
to rectify * ☊
[ chỉnh ] : (1) right, straight; to correct (2) to be set, arranged
[ lưu ] : to stop, detain, keep