Water is becoming an increasingly precious resource.水正成为日益珍贵的资源。All pollution is simply an unused resource.所有的污染只不过是一种未被利用的资源.He is full of resource in any emergency.他富有随机应变的才能....
木头很容易压紧。The compres-sion of the wood is easily achieved.他将棉花压紧打成棉花包.He compressed cotton into bales.当大气压力增加时, 膜盒压紧而缩短.When pressure is increased, the ancroid is squeezed , so It'shortens....