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1·I mop the kitchen floor twice a week.

我每周两次拖厨房的地板。

2·Since then, I have been trying to attend dancing classes twice a week after work.

从那以后，我一直试着下班后去上舞蹈课，每周两次。

3·She says she is able to take Zumba exercise classes three times a week and work out on the treadmill twice a week.

她说她每周能上三次尊巴健身课，并每周在跑步机上锻炼两次。

4·I go swimming twice a week.

我每星期游泳两次。《牛津词典》

5·The villa is cleaned twice a week.

这栋别墅一周打扫两次。《牛津词典》

6·I do yoga twice a week.

我一周做两次瑜伽。《柯林斯英汉双解大词典》

7·In summer we have to mow the lawn twice a week.

夏天我们每周得修剪草坪两次。《牛津词典》

8·He's trying to learn English fast with evening classes twice a week.

他在努力通过一周上两次夜校来快速学习英语。《柯林斯英汉双解大词典》

9·Twice a week, we write robot programmes after school.

我们每周会有两次在放学后编写机器人程序。

10·We meet twice a week in the science club.

我们每周在科学俱乐部见两次面。