nominal
a.名义上的，有名无实的； (费用等)很少的，象征性的；名词性的
In constitutional monarchy, the king and the queen are only nominal. The country is ruled by the prime minister and the cabinet.
在君主立宪制中，国王和王后只是象征性的，国家由首相和内阁统治。

opaque
a.不透明的，不透光的；难理解的，晦涩的
Bathroom window panes are usually made of opaque glass.
洗澡间的窗玻璃通常是用不透明的毛玻璃做的。

pave
vt.铺(路)，铺筑
This agreement is expected to pave the way for a lasting peace between the two countries.
人们期待这个协议 将为两国间的持久和平铺平道路。

plague
n.瘟疫，鼠疫；灾难，祸患 vt. 使痛苦(或难受)，给…造成困难(或麻烦)
The incidence of cholera in the camps has reached plague proportions.
营中霍乱流行已酿成瘟疫之灾。

preach
vt.布道；鼓吹，宣扬 vi. 布道，说教
You have faith in him? He is just a tiger preaching benevolence.
你居然相信他？他就像一只鼓吹仁道的老虎一样。

recite
vt.背诵，朗诵；列举，一一说出 vi. 背诵，朗诵
Don't encourage him, or he will recite the whole family history!
你可别鼓励他，要不他会把他的家族史和盘托出!

reckless
a.鲁莽的，不考虑后果的
I never think it's advisable for ordinary people to possess guns: they might be reckless under certain conditions.
我从来认为普通人拥有枪支是不好的，因为在某些情况下他们会不考虑后果。

sculpture
n.雕刻(术)，雕塑(术)；雕刻作品，雕塑品
Pygmalion liked his sculpture so much that he couldn't but love her.
皮格马利翁是如此喜欢他的雕塑作品以至于身不由己地爱上了她。

setback
n.挫折，倒退，失败
The team suffered a major setback when their best player was injured.
最优秀的队员受了伤，使得这支队伍的实力大打折扣。

simultaneous
a.同时发生的，同时存在的，同步的
There was a simultaneous broadcast of the concert of the world's three most renowned tenors on TV and radio.
全球最著名的3位男高音歌唱家参加的那场音乐会由电视和无线电台同时播送。

tenant
n.房客，佃户
Tenants of apartments often try to find partners to share it to pay less rent.
公寓套房的租户常常试图找到合住者以少付些房租。

trench
n.沟，沟渠
The soldiers are opening trenches to prepare for yet another, more violent attack from the enemy troops.
士兵们正在挖战壕，准备应对敌军再一次更猛烈的攻击。

unify
vt.使联合，使统一；使相同，使一致
In my opinion, Abraham Lincoln was honored mostly in the U. S. because he unified the country.
在我看来，美国人敬重林肯，主要是他统一了美国。

verge
n.边，边缘 vi. (on)接近，濒临
Don't blame her; she is on the verge of tears.
别再责备她了；她都要哭了。

ward
n.病房；(城市的)区；受监护人
Let's try to ward off any potential problems.
我们还是尽量避免任何可能出现的问题吧。

weary
a.疲劳的，疲倦的；使人疲劳的，令人厌倦的vi. (of)厌烦，不耐烦
As the day went on, many of the expedition members wearied of the long journey.
随着那一天的过去，许多探险队队员厌倦了漫长的旅行。