If you didn't have to review every idea 5-10 times before learning it, then a creative approach would probably save you time, rather than waste it.
如果你在学习之前，不必每天都回顾上5 - 10遍，那么创造性的方法可以省下你的时间，而不是浪费掉。
Rather than consigning an old computer to the e-waste scrap heap, give it a new, inexpensive hard disk—or just boot from a CD or a USB flash drive (UFD)—and re-purpose the computer as a thin client.
不必将旧的计算机扔到到电子污染废品站，而是为它提供全新的、便宜的硬盘 —或从CD 或USBflash驱动（UFD）启动 —并将计算机重新配置为瘦客户机。
They feel that if they can quickly discover what they want to do, they can get started on it right away, rather than waste time doing seemingly unrelated things.
他们觉得如果能够很快发现该做什么，那么就能很快着手做，就不会浪费时间在不相干的事情上了。
It is both cheaper and less destructive to reduce energy need and waste, rather than cover the wild landscapes that define Scotland and its people with wind turbines.
我们必须减少能源需求及浪费，而不是将风力涡轮机遍布在这片已成为苏格兰及苏格兰人民象征的大自然景观环境内，这么做不仅成本更低，而且对大自然的破坏也更小。
They both involve heating, rather than burning, waste until it breaks down into a flammable mixture of carbon monoxide and hydrogen, called syngas, and residual char, ash or slag.
通过高温加热垃圾(不使其燃烧)，直到其分解生成可燃合成气(一氧化碳与氢的混合物)。残余物是些焦油和灰渣。
It is a waste to let the stormwater out as a kind of trash rather than resource.
将雨水作为废弃物排放，是对资源的一种浪费。
Burning garden waste produces smoke, especially if it is damp and smouldering rather than dry and blazing.
燃烧花园中的废弃物时会产生烟雾，特别是废弃物潮湿时，燃烧产生的烟雾要比干燥时产生的烟雾多。
It's ridiculous how much time we waste thinking about what needs to be done, rather than actually working on it.
好笑的是，我们每天都思考要做什么上浪费了大量的时间，而不是在做工作上花时间。
Rather than waste [wasting] your time doing it yourself, why don't you call in a builder?
你为什么宁愿浪费时间自己去干而不去请一个包工的呢？
Rather than waste [wasting] your time doing it yourself, why don't you call in a builder?
你为什么宁愿浪费时间自己去干而不去请一个包工的呢？
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