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- More economical waste treatment plant design will be possible with less guesswork. 有可能以较少的猜测来更经济地进行废水处理站的设计。
- If these horrible weapons were not fired off, it would be a hopeless economic waste. 如果这些可怕的武器不拿来使用，那在经济上会是一种无法弥补的浪费。
- The conclusion is that,it will cause a great economic waste to use the environment-hagardous transitional substitutes. 指出环境不友好的过渡性替代物的应用会走技术改造的弯路,造成巨大的经济损失。
- The solidification of Large-Scale Pelagic Ship Rudder Horn is very difficult to control and because of many casting flaws, they cause large economic waste recurrently. 挂舵臂是远洋货轮吊挂舵结构的关键件，挂舵臂的性能和质量对船舶的运行起着至关重要的作用。
- I have to buy a more economical stove. 我得买一个更节省燃料的火炉。
- Slop out the waste basins first when you get up. 起床的第一件事是把例盆倒了。
- Don't waste time on nonessentials. 不要把时间浪费在枝节事情上。
- She is economical in her use of salt when cooking. 她烹饪时用盐很少。
- It's only a waste of time to speak to her. 和她说话纯粹是浪费时间。
- I can't just let the water run to waste. 我不能让这些水白白流掉。
- This is not an economical method of heating. 这不是一种经济的取暖方式。
- It'd be a pity if all this work went to waste. 如果所有这一切工作都白干了，那多可惜。
- She writes novels with economical style. 她以简练的风格写小说。
- It is often the case that haste makes waste. 忙中有错是很常见的。
- A monthly is more economical than 4 weeklies. 一张月票比四张周票上算。
- It's a waste of money betting on that old nag! 把赌金压在那匹老马上就是白扔钱！
- It's not an economical method of heating. 这不是一种经济的取暖方式。
- Don't waste time on niggling details. 不要为琐事浪费时间。
- "Waste not, want not" is her favorite maxim. “不浪费则不匮乏”是她特别喜爱的格言。
- Haste makes waste, so be careful as you work. 欲速则不达，所以工作时仔细些。
