month by month used when you are talking about a situation that develops slowly and steadily over a period of time逐月:•Unemployment figures are rising month by month.失业数字每个月都在增加。month by month一月又一月;逐月：Time elapses month by month，the patient has been cured of his sickness and become both fat and strong. 光阴一个月一个月地过去，那病人已经痊愈，变得又胖又强健。 |