英语习语：

wear and tear 磨损；消耗

双语例句：
——Why do you always put on slippers when you go into your apartment? (为什么你老是一进公寓就穿上拖鞋？)
——It saves wear and tear on the carpet. (拖鞋不磨损地毯。)
The truck shows scarcely any sign of wear and tear.
这辆卡车基本上没有什么磨损。
Your gums may also be showing some wear and tear from all that blood and estrogen.
因为血液和雌性激素的影响，你的牙龈也可能会有一定程度的磨损。
He pointed out that e-books were not only cheaper, because of the lack of wear and tear and thefts, but they also offered great opportunities for older housebound readers.
他指出，电子图书不仅因为不会被磨损、撕毁或者盗窃而廉价，而且它们更是给那些腿脚不便利的老年读者带来了福音。
These were more complex to design, build and maintain than those of rivals, but they also used fuel more efficiently and suffered less wear and tear.
相比对手的引擎，虽然它的引擎的设计、生产和维护都更为复杂，但是它们更节省能源并且更耐磨损。
The vibrations cause rapid wear and tear—not to mention outright damage, especially to electronics.
这种震动导致快速磨损——更不要提直接损害，尤其是对电子设备。
But given time, the rail will take a lot of wear and tear, and our system will scrutinise every small change at all times.
但假以时日，铁路将会遭到磨损，而我们的系统会始终仔细检查着每个细小的变化。