All the old carpets need replacing.
所有的旧地毯都需要更换。
Within five years, every plank on the deck will need replacing.
在五年内，甲板上的每一块木板都需要更换。
The new trend was also a great example of planned obsolescence, that is, to design a product so that it will soon become unfashionable or impossible to use and will need replacing.
这种新趋势也是一个关于计划性淘汰的好例子，即设计一个很快就不流行或无法使用随后需要替换的产品。
Such satellites, however, need replacing from time to time, and those used by the Americans are coming to the end of their useful lives.
然而这些卫星到一定时期需要更换。而美国现阶段使用的卫星正逐渐进入寿命的尾声。
Not all Chicago alleys need replacing.
并非芝加哥所有的小径都需要更换。
The laptop doesn't need replacing, at least not yet.
笔记本电脑还不需要被取代，至少目前如此。
If it is safe, drive the car at low speed, braking as needed. The brake pads need replacing, or cleaning, if they squeal.
在安全的情况下，使汽车低速行驶，同时刹车。如果制动发出尖叫声，那么，应该更换制动片或者清洗制动器。
Much of the contribution would come from changing the way electricity is generated, and many of Britain's old power plants need replacing anyway.
为了降低含碳气体的排放，主要还得靠改变发电的方式，并且英国许多老旧的发电厂也需要革新换代。
Inspired by these discoveries, we can think of super-robust and fracture-resistant nanocements, or layered nanotips to do nanogrinding that rarely need replacing.
在发现的启发下，我们可能想出超强抗断裂的纳米接合剂或者分层的纳米尖头来进行纳米打磨，这种尖头几乎不需要更换。
Inspired by these discoveries, we can think of super-robust and fracture-resistant nanocements, or layered nanotips to do nanogrinding that rarely need replacing.
在发现的启发下，我们可能想出超强抗断裂的纳米接合剂或者分层的纳米尖头来进行纳米打磨，这种尖头几乎不需要更换。
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