单词：wastefulness
n. 浪费, 挥霍, 耗费
n the trait of wasting resources
n useless or profitless activity; using or expending or consuming thoughtlessly or carelessly
n useless or profitless activity; using or expending or consuming thoughtlessly or carelessly
词型变化：名词复数形式 : wastefulnesses
词性分布：
wasteful的用法和样例：
例句
用作形容词(adj.)
- 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。
词汇搭配
- wasteful production亏本的生产
- wasteful consumption浪费性消耗<费>...
【近义词】
- prodigal挥霍的
- uneconomical不节俭的
- extravagant奢侈的
- lavish大方的
- careless粗心的
- profligate放荡的
- inefficient无效率的
- improvident不顾将来的
- spendthrift浪费的人
【反义词】
- thrifty节俭的