他常常聚精会神地做工作，这时他会废寝忘食。

When deeply absorbed in work, which he often was, he would forget all about eating and sleeping.

她对那本书迷恋得废寝忘食。

She is infatuated with that book and forgets to eat and sleep.

武侠小说可以让我看得废寝忘食.

Swordsmen novels can make me read day and night with no thought for eating or sleeping.

因为工作繁多,我们废寝忘食.

We can neither eat nor sleep , because we have a lot of work.

钟废寝忘食地工作以实施其计划.

Jung worked at a breakneck pace to execute her plan.

他真的是废寝忘食.

He really forgot to eat and sleep.

他们刻苦学习到了废寝忘食的程度.

They are so diligent in their study that they neglect their sleep and meals.

别废寝忘食的， 来帮我清扫清扫吧。

Stop idling and help me clean up.

制作模型火车是他废寝忘食的爱好.

Building model trains is his consuming passion.

这本书如此有趣,竟使他废寝忘食.

The book is so interesting that it takes complete possession of him.