【化】 step-by-step regulation

逐的英語翻譯：

chase; drive out; expel; pursue

級的英語翻譯：

class; grade; level; o-level; rank; stage; step
【醫(yī)】 grade

調(diào)節(jié)的英語翻譯：

adjust; accommodate; measure; regulate; screw; tune up
【計(jì)】 conditioning; governing
【化】 adjustment
【醫(yī)】 a.; Acc.; accommodation; adjustment; control; regulation
【經(jīng)】 accommodation; co-ordinate; modulation; reconcilement