只有这样我们才能减少不必要的浪费和有理性和纯粹的购物环境，使我们的钱是值得的。
Only in this way can we reduce unnecessary waste and have a rational and pure shopping condition, making our money worthwhile.
这样做，从长远的角度上来说可以提高关系间的开放性，那也会帮你减少不必要的冲突、误解、消极情绪以及时间和能量的浪费。
By doing so you promote openness in your relationships in the long run and that will also help you to minimize unnecessary conflicts, misunderstandings, negativity and waste or time and energy.
为了减少这种不必要的浪费，各厂家在努力的提高其充电器的效率。
To reduce this, manufacturers are improving the efficiency of their chargers and helping you pick the ones that use the least energy.
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