• 有价值的书
• 有用处的书

valuableadj.贵重的；宝贵的n.(pl.)贵重物品valuable conclusion有用的结论valuable observation宝贵意见valuable experiences宝贵经验valuable rationality价值理性valuable connections宝贵的联系； 有价值的联系valuable information有价值的情报valuable acquisition宝贵人才valuable proposition价值主张valuable instruments贵重仪器设备valuable attribution价值归因

1. Latch on to some very valuable books.
   搞到几本极有价值的书。