I'm not sure that this is the most valuable use of my time.
我不能肯定我的时间这样来安排最有价值。
These measures would make a valuable contribution towards reducing industrial accidents.
这些措施将会对减少工业事故起重要的作用。
The book provides valuable information on recent trends.
此书就近来的发展趋势提供了宝贵的信息。
Our experience as refugees taught us many valuable lessons.
我们流亡的'经历给了我们许多宝贵的教训。
He gained valuable experience whilst working on the project.
从事这项工程使他获得了宝贵的经验。