ebb back . return；revive回复；复活
With the encouragement of the teacher，his confidence ebbed back again．在老师的鼓舞下，他又恢复了信心。
Our hopes ebbed back．我们又有希望了。
adapt to . make suitable； become used to使适应
We must adapt ourselves to the changed conditions．我们必须使自己适应改变了的环境。
We must adapt our thinking to the new circumstances．我们必须使自己的思想适应新的情况。
It is difficult to adapt to sudden changes of temperature．要适应突然变化的气温是很难的。
edge on . urge on怂恿
The boy committed the crime partly because he was edged on by others．这男孩犯罪部分是因为受他人怂恿。
The girl edged her boy friend on to buy a colour TV camera．这女孩怂恿她的男友买彩色电视摄像机。
edge out . displace 取代
Colour TV sets are gradually edging out black and white ones．彩电正在逐渐取代黑白电视机。
Imported cars from Japan are edging out American cars.从日本进口的汽车正在取代美国的汽车。
edge out . supplant; defeat or surpass by a small margin排挤掉；险胜
That forceful young woman edged out the former chairman and is now chairman herself．那位年轻的女强人逐渐挤掉了前任主席，现在她自己当上了主席。
In the last election they succeeded in edging their opponents out by a small margin．在最近的一次选举中，他们以微弱的多数票挤掉了对手。
egg on . encourage；induce 鼓励；怂恿
Stop egging him on to drink more！He has had enough．别再给他劝酒了！他已喝得够多了。
They egged him on to fight those boys．他们怂恿他跟那些男孩打架。
either…or . one or the other of the two或…或；不是…就是
Please either come in or go out．Don't stand there in the doorway．要么进来要么出去，不要站在门口。
He must be either mad or drunk．他不是疯了，就是喝醉了。
elaborate on . explain in detail（a plan，a theory，）详细说明（计划、理论等）
He is going to elaborate on his design．他将对他的设计作详细的说明。
The physicist is asked to elaborate on his theory．这位物理学家被邀请详细解释他的理论。
relative to . on the subject of；about关于
Have you any information relative to the effect of penicillin on mice？你有关于青霉素对老鼠产生效应方面的资料吗？
Please tell us the facts relative to the accident．请告诉我们与这次事故有关的情况。
He said nothing relative to his plans about returning．他没有谈到关于他回来的计划。
relative to . in comparison with与…相比较
Relative to the size of an ant，a blade of grass is as tall as a tree．与蚂蚁相比，一根草简直有一棵树那么高。
eligible for . having the right qualifications 有…资格的
Are you eligible for free medical treatment？你有免费医疗的资格吗？
Anyone who can speak French is eligible for membership in this club．任何会讲法语的人都有资格加入这个俱乐部。
Pupils must pass in all subjects to be eligible for school teams．全部功课及格的学生才有资格参加校队。
embark on . go aboard（a ship，an airplane，）上（船、飞机等）
He embarked on a ship for America yesterday evening.他昨天晚上乘船去了美国。
embark on . engage in着手；从事
The city has embarked on a program of reshaping its streets and roads．这个城市已着手进行将街道和公路重新规划的项目。
They are embarking on the policy of economic development．他们正在执行发展经济的政策。
Having embarked on this course，they had to stick to it ．他们既然已经走上了这条路，只好走到底。
encroach on . encroach upon . intrude on（property，）；go beyond what is right or natural or desirable 侵犯；侵占（财产等）；超出正常范围；侵入
We will never allow anybody to encroach upon China's territorial integrity and sovereignty．中国的领土和主权绝不允许任何人侵犯。
The army must never encroach upon the people's interests．军队绝不能损害人民的利益。
Never do anything to encroach upon the interests of others for your own good．绝不要做任何损人利己的事情。
I'm sorry to encroach on your time，but I really need your help．很抱歉占用你的时间，但是我确实需要你的帮助。
encroach on . encroach upon . erode侵蚀
The sea is encroaching upon the land．海水侵蚀着陆地。
end in . result in；have something as its end以…告终；结果是
The meeting ended in disorder．会议在一片混乱中结束。
If you don't take pains， your dream will end in bubbles．如果你不努力，你的愿望就会成泡影。
After full twelve months the Long March ended in triumph．经过整整十二个月，长征胜利结束了。
That affair will end in his dismissal．那件事将以他的除名而告终。
end off . bring to an end；finish 结束；完成
This civil case ended off unexpectedly．这件民事诉讼案的结果出乎人们的预料。
They ended off the off the meeting with a song．他们唱了一首歌结束了会议。
We ended the work off with a flourish．我们积极地完成了工作。