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1·The machines are inspected twice daily.

机器每日检查两次。《牛津词典》

2·We fly between Rome and Paris twice daily.

我们每天有两次航班穿梭于罗马和巴黎之间。《牛津词典》

3·I take this medicine twice daily.

这种药我每天吃两次。

4·They are in twice daily radio contact with the rebel leader.

他们一天两次通过无线电通信系统与反叛者领导人保持联系。《柯林斯英汉双解大词典》

5·Take this medicine twice daily.

这种药每天吃两次。

6·The mail is delivered twice daily.

邮件每天投两次。

7·I go to the university twice daily.

我每天去那所大学两次。

8·Apply the cream to clean, dry skin twice daily.

适用霜清洁，干燥的皮肤，每天两次。

9·It has to be given by injection, usually twice daily.

它必须通过注射摄入，通常一天两次。

10·Take one tablet twice daily with food or as directed by your physician.

每日两次，每次一锭，随餐饭后使用（勿空腹）；或遵医师指示使用。