The idea that the number "13" brings bad luck seems to be quite absurd to most Chinese people.
Almost all politicians are quite ambitious in accomplishing their own political goals.
v.使…产生效用，使…有价值 n. （一般用于否定或疑问句中）效用，利益，帮助
It hurt her a great deal that all she had done for him in the past few years was of no avail.
We cannot help asking that superpower this question: "Will force or terror alone avail the world peace?"
The Titanic collided with a floating iceberg.
When interests of two countries collide, negotiation is the best solution.
The idea of the atom bomb was first conceived by scientists in the 1930s.
Traditionally in China, it is a shame for a girl to conceive a baby before she marries.
n.选民，选区居民；成分，组成 a. 组成的，构成的
Please explain to me the constituents of an atom.
Hydrogen and oxygen are the constituent parts of water.
Dedicated to My Beloved.
The Monument to the People's Heroes is dedicated to the memory of the soldiers who died for our country.
v.扩散，（使）弥漫；传播，散布 a. （文章等）冗长的，漫无边际的；四散的，弥漫的
The colors of the sunset were diffused across the sky.
I got lost in your rather diffuse essay.
The branch of the Yellow River has been diverted from its course to a new channel.
The children are diverted by the clown.
Many wealthy men try to enrich their cultural life by going to all kinds of concerts and museums.
Many foreign words and phrases have enriched the English language.
Dinosaurs have been extinct for millions of years.
Evidence collected by the spacecraft on Mars shows some present volcanic action, though the volcanoes are believed to be dormant if not extinct.
n.脸红，红光 vi. 被冲洗；脸红 vt. 冲洗，清除；使（脸）涨红；赶出 a. （with）齐平的；（尤指钱）充裕的
Her complexion has a flush, just like that of the dawn.
The politician didn't flush with shame at all when he swore that he would devote himself to serving the people immediately after receiving bribery payments.
那位政客在刚刚收受贿赂后 就信誓旦旦地说他要鞠躬尽瘁地为人民服务， 一点都不感到脸红。
The rising sun flushed the green mountain tops.
When watching the horrified ghost movie, the boy's fear heightened, but he still pretended to be calm.
The girl is always under the illusion that a Prince Charming will sweep her away on a white horse.
A mirage is an optical illusion caused by hot air conditions.
Adam and Eve were induced to eat the Forbidden Fruit by Satan.
The author has induced a particular frame of mind in the readers by his choice of words.