我认为幽默是人生的上好润滑剂。I think humor is a great lubricant for life.绝大多数机械装置都需要用油作为润滑剂。Most mechanical devices require oil as a lubricant.把润滑剂涂在轮子上使它转起来更零活一些。You put lubricant on a wheel to make it turn more easily....
珠宝商在他的店铺后面有一间作坊。The jeweller has a workroom at the back of his shop.珠宝商宣称这金刚石是真的.The jeweller pronounced the diamond to be genuine.珠宝商的展示使那些钻石更为醒目.The jeweler's display showed the diamonds to advantage....
On the customs declaration, the sender labeled the freight as agricultural machinery.在报关单上，寄货人将货物列为农用机械。Agricultural interests are some of the most powerful lobbies in Washington.农业利益集团是华盛顿最具影响力的游说团体之一。Chemical products ...