four times a week 有不会的再问我哦~~如果对你有帮助,请及时采纳~~O(∩_∩)O~
回答:每周一至两次 one to two times a week
一周一次once a Week,一周两次twice a week,一周三次three times a week。week 英[wiːk]美[wiːk]n.周;星期;礼拜;一周;七天的时间;(除星期六和星期日以外的)五天。[例句]The new rules come into operation from next week.新规定从下周起实施。[其他]复数:weeks。
twice a week.twice易为两次,一次用once.一般大于三次才用times
twice a week
一周两次:twiceaweek|biweekly|D|BEtwoforaweek.2.大约一周两次:abouttwiceaweek.3.通常一周两次:Usuallytwotimesaweek.双语例句1、另外,我还要一周两次带我妈妈上医院。AndIhavetotakemymothertohospitaltwiceaweek.2、你们多久上一次实验课?一周两次。Howoftendoyouhavescienceclasses?Twiceaweek.
every two weeks 每两周一次 once in a while 偶尔 Twice a week once every other week
once a week twice a week three times a week这些是对的。其实once,twice就是one time/two time的简单表达形式。大于这两个数字的就没有这种简写词乐,后面就是three times/four times。。。了。所以通常情况下都用once,twice就好
twice a week.
twice a week