这将迫使企业更加节约资源。It would force industries to be more careful with natural resources.在我看来，减少图书馆的数量并不是真正的节约。It seems a false economy to me to cut down on libraries.为了节约能源，该共和国的工厂周末不开工。The republic's factories have closed...
我会打补丁，缝纽扣。I know how to darn, and how to sew a button on.他的上衣肘部有一块补丁.He had a patch on the elbow of his jacket.这块补丁有点像出自外行之手.This patch looks a bit unprofessional....
All this leads up to the most fundamental of theorems of calculus.综上所述就导出了微积分学中的最基本的定理.The culmination of the work on singularities is two famous transformation theorems.奇点研究的顶峰是两个著名的变换定理.All forms of reciprocal theorems...