plausible
adj. (声明、争论等)似乎是真的； 花言巧语的, 能说会道的
1.Your explanation sounds plausible; I think I believe it.
你的解释听来有理，我认为可以相信。
2.The plausible rogue took George down over that bargain.
那个花言巧语的流氓在那笔交易中欺骗了乔治。
3.Such talk may seem plausible, but in fact it is wrong.
这派议论貌似有理，其实也是错的。
plunge
vi. 颠簸
vt. & vi. (使)陷入
n. 投身入水；猛跌, 骤降
1.The little boat plunged about in the storm.
小船在暴风雨中颠簸得很厉害。
2.That man plunged in the river but not to save the child.
那个人在河中沉浮, 但是救不了那个孩子。
3.John felt refreshed after a quick plunge in the lake.
在湖中游了一会儿泳后, 约翰感到精神振奋。
4.The sky diver had a plunge of more than 10, 000 feet before his parachute opened.
那个跳伞运动员坠落了一万多英尺, 他的降落伞才打开。
pollution
n. 污染, 弄脏
搭配：atmospheric pollution 大气污染
1.The new law will reduce pollution of the rivers.
这条新法律将会减轻河流污染。
2.Water pollution has also increased with urban development.
随着城市发展，水污染问题日益严重。
3.What do you think of the environmental pollution?
你对环境污染怎么看？
precede
vt. & vi. 在…之前, 先于
辨析：proceed 前进，行进；继续下去，进行
派生：preceding 在前的
precedent 先例
unprecedented史无前例的，空前的
1.The days that preceded were filled with activity.
前几天排满了活动。
2. A lot of politic precede the choice of the new director.
在选新领导人之前进行了大量的拉拢活动。
3.He precede his speech with a welcome to the guest.
他演讲前先对来宾表示欢迎。
