Old people often try to economize on heating, thus endangering their health.老年人常常想方设法节约用暖气，结果损害了他们的健康。Economize in order to make one's money spin out until next payday.节省花钱以维持到下一次发薪.We must economize on fuel.我们必须节约燃...
Old people often try to economize on heating, thus endangering their health.老年人常常想方设法节约用暖气，结果损害了他们的健康。We must economize on fuel.我们必须节约燃料.I'd rather economize on clothes than food.我情愿节衣不愿缩食....
对于任何一种导弹的伺服系统来说,使它的重量为最轻和体积为最小,几乎是最主要的要求了.Minimum weight and volume are almost overriding requirements for any missile servo.战斗部是导弹的有效载荷, 即运载物.The warhead is the missile's payload, or cargo.在较远的距离处较低的导弹速度也许将不会限制导弹的作...