wasteful的意思是：adj.浪费的；挥霍的。wasteful的例句是用作形容词(adj.)His weakness is that he is very wasteful.他的弱点是爱浪费。wasteful【近义词】prodigal挥霍的。
一、词典解释点此查看wasteful的详细内容
1.浪费的;耗费的;挥霍的
Action that iswasteful uses too much of something valuable such as time, money, or energy.
e.g. This kind of training is ineffective, andwasteful of scarce resources...
这种训练没有效率，而且是对稀缺资源的浪费。
e.g. Try to avoidwasteful duplication of effort.
尽量避免无用的重复劳动。
二、网络解释
1. 消费的：warrant 正当理由;许可证委任状;保证担保 |wasteful 消费的 | watchful 注意的,警惕的
2. wasteful是什么意思
2. 浪费的,不经济的：weird古怪的;离奇的 |wasteful浪费的,不经济的 | [65]bewilderment困惑,迷乱
3. 浪费的;破坏性的：waste 浪费;废物;垃圾 |wasteful 浪费的;破坏性的 | watch 观看
三、例句
His weakness is that he is very wasteful.
他的弱点是爱浪费。
We must avoid wasteful duplication of effort.
我们必须避免无谓的重复劳动。
It is wasteful to throw way glass, paper and metal.
把玻璃，纸张以及金属扔掉是很浪费的。
The energy shortage of the world results partly from wasteful use by the industrialized countries.
世界能源的短缺，部分是由于工业化国家挥霍能源而引起的。
四、词汇搭配
wasteful的相关近义词
prodigal、uneconomical、extravagant、lavish、careless、profligate、inefficient、improvident、spendthrift
wasteful的相关反义词
wasteful的相关临近词
wasteland、waste、wastefully、wasteful war、wasteful habits、wasteful capture、wasteful production、wasteful consumption、wasteful or improper expenditure