Ms. Rich will be writing a twice-weekly commentary on American society and culture.
里奇女士将就美国社会和文化每周写两篇评论文章。
Brush daily, if possible, and at least twice-weekly.
每天清洁，如果可能的话，至少一周俩次。
The newspaper is published twice weekly.
这份报纸每周出版两次。
In fact the American Heart Association recommends that everyone eat fish twice weekly.
事实上，美国心脏协会建议每人每周吃两次鱼。
Try and incorporate oily fish into your diet twice weekly.
你可以每周吃两次含油的鱼肉。
每星期我去游泳两次。
每周可用两次。
Start with every other day, then gradually back off to once to twice weekly.
开始时，每隔一天一次，然后渐渐的改为一周一到两次。
Start with every other day, then gradually back off to once to twice weekly.
开始时，每隔一天一次，然后渐渐的改为一周一到两次。
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