She met Mr and Mrs Ricciardi, who were very nice to her.她见到了里恰尔迪夫妇，他们对她非常友好。Mr Harris and Mrs Bate and three other teachers were there.哈里斯老师、贝特老师和其他三位老师在场。I paid Mr. and Mrs. Smith a return visit yesterday afternoon.我昨天下...
I finally hoisted him up with a block and tackle.我最终用滑轮组把他拉了上去。He hoisted the dead weight over his shoulder.他把那死沉的重物扛到了肩上。I found handholds and hoisted myself along.我找到手可以抓的地方往上爬。...
a demonstrable fact可证实的事实Despite its demonstrable speed and safety, the boat failed to become popular.虽然其速度和安全性都可得到证明，但这种船还是不受欢迎。No cavity is demonstrable ( planigrams are usually required ).无空洞可见 ( 一般需断层摄影 ).The road sa...
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...