[计] 变换, 重整, 改进

[化] 重整

v make changes for improvement in order to remove abuse and injustices

v bring, lead, or force to abandon a wrong or evil course of life, conduct, and adopt a right one

v produce by cracking

v break up the molecules of

v improve by alteration or correction of errors or defects and put into a better condition

v change for the better