worth while

形容词 worth while:

1. sufficiently valuable to justify the investment of time or interest
   同义词：worthwhile

1. It is worth while to take a trip abroad.
   到国外旅行是值得的。
2. It is worth while to read the book.
   读这本书是值得的。
3. It is worth while to learn English.
   学英文是值得的。
4. I enjoy convalescence; it is the part that makes the illness worth while.
   我很欣赏复原期，那是使人觉得生病还是合算的一段时间。