waste的形容词是什么？
wasteful adj. 浪费的，不经济的；奢侈的；
This practice is frowned upon as being wasteful.
这种做法被认为是浪费而不被赞成。
Visit fast food restaurants less often, since they are usually more wasteful.
少去快餐店，因为他们通常更浪费。
The whole process is wasteful and inefficient.
整个程序既浪费又效率低。
This kind of training is ineffective, and wasteful of scarce resources.
这种训练没有效果，浪费了稀有资源。
What do you find most wasteful?
您觉得最浪费的是什么？
Weak health systems are wasteful.
薄弱的卫生系统是一种浪费。