waste something
Don't waste food.
不要浪费食物。
（使）衰弱；消瘦；逐渐减少；消耗；磨损；损耗；破坏；毁坏；（因疏忽）使荒废；损毁
to use money, time, or resources carelessly or without good effect
To devastate; to destroy.
To squander (money or resources) uselessly; to spend (time) idly; to dissipate.
To wear away by degrees; to impair gradually; to deteriorate; to diminish by constant loss; to use up; to consume; to spend; to wear out.
To gradually lose weight, weaken, become frail.
To be diminished; to lose bulk, substance, strength, value etc. gradually.
To damage, impair, or injure (an estate, etc.) voluntarily, or by allowing the buildings, fences, etc., to fall into decay.
一般现在时
He always wastes food.
他总是浪费食物。
现在进行时
She is wasting time watching TV.
她正在浪费时间看电视。
一般过去时
They wasted a lot of money yesterday.
他们昨天浪费了很多钱。
Don't waste your money on things you don't need.
别把钱浪费在你不需要的东西上。
用法提示：此处 waste 是动词，表示“浪费、挥霍”金钱。
He wasted the whole afternoon playing video games.
他把整个下午都浪费在玩电子游戏上。
用法提示：waste 后接时间，表示“白白耗费”时间。
She wasted a good opportunity by arriving late.
她因为迟到而白白错过了一个好机会。
用法提示：waste 在这里表示“糟蹋、辜负”机会，主语是人，宾语是抽象事物。
Don't waste food.
不要浪费食物。
He wasted his allowance on candy.
他把零花钱浪费在糖果上。
She wasted an hour waiting for the bus.
她浪费了一个小时等公交。
语气比 waste 更强，指愚蠢或鲁莽地花掉金钱、时间或机会，常接 money、time、opportunity 等宾语。
较正式，指逐渐消耗金钱、精力等，且常带有‘消散’的隐含意义，如 dissipate one's fortune。
强调一点一点地浪费，多指在琐事上花掉时间或金钱，常与 away 连用：fritter away hours。
口语/俚语，指一下子花掉大笔钱，语气随意，如 blow all his savings。
原义为‘扔掉’，引申为白白放弃机会、优势或金钱，如 throw away a golden opportunity。
grammar · medium
易错句子Don't waste time to play games.
正确表达Don't waste time playing games.
动词 waste 后接 time/money 等名词时，其后应使用动名词 (-ing) 表示浪费在做某事上，而不是不定式。
grammar · medium
易错句子He wasted a lot of money for video games.
正确表达He wasted a lot of money on video games.
表示在某方面浪费钱时，应使用介词 on 而不是 for。
针对“浪费、挥霍”义项，指不浪费钱物或时间，使其保留下来。
针对“浪费、消耗”义项，强调合理地使用资源，避免无谓的损失。
针对“浪费、损耗”义项，指使物品或资源保持原状，不被浪费或破坏。
针对“浪费”义项，指有节制地使用金钱或资源，与挥霍相对。
浪费时间
Don't waste time worrying about things you can't change.
别把时间浪费在无法改变的事情上。
浪费钱
Don't waste money on things you don't need.
别把钱浪费在你不需要的东西上。
浪费（错过）一个机会
She wasted a golden opportunity to study abroad.
她错过了出国留学的宝贵机会。
浪费精力；白费力气
You're just wasting energy arguing with him.
你跟他争论只是白费力气。
浪费资源
The government was criticized for wasting resources on unnecessary projects.
政府因把资源浪费在无谓的项目上而受到批评。
（因病或饥饿）日渐消瘦，衰弱下去
He wasted away after months of illness.
他病了好几个月后，人日渐消瘦。
环保语境中常与waste搭配，指减少废物的产生。
指多次使用物品以避免其成为废物，与waste的处置方式相关。
将废料加工成新产品，是处理waste的常见方法。
指清除或处理废物的行为，与waste的管理环节密切相关。
waste常指资源被浪费，因此两者的语义场紧密相连。
不浪费，不匮乏
Waste not, want not, so I always keep the leftovers for tomorrow.
不浪费，不匮乏，所以我会把剩菜留到明天。
日渐消瘦；逐渐衰弱
During his long illness, he slowly wasted away.
在长期患病期间，他慢慢变得骨瘦如柴。
白费口舌
Don't waste your breath arguing with him; he never listens.
别跟他白费口舌了，他从来不听的。
我曾虚度光阴，如今时光也来虚度我。
In this line from Shakespeare's Richard II, the fallen king reflects on how he wasted his reign.
在莎士比亚《理查二世》的这句台词中，被废黜的国王反思自己如何虚度了统治时光。
你享受的消磨时光，并非虚度。
This popular saying, often attributed to Marthe Troly-Curtin, suggests that time you enjoy wasting is not wasted at all.
这句常被归于马瑟·特罗利-柯廷的流行谚语指出，你享受地浪费掉的时间并非全然虚度。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.