单词	反覆蒸騰
释义	同CIRCULATION
随便看	keep on the rails keep on the razor-edge of something keep on the right side of the law keep on top keep on top (of) keep on top of keep on trucking keep on with ... keep on with something keep open door keep open doors keep open doors (或house, table) keep open house keep open table keep open table(或door, house) keep options open keep order keep or hold under the arm, keep out keep ... out of ... keep out of keep out of ... keep out of mischief keep out of someone's way keep out of someone's way ([美国英语] keep out of someone's tracks)