artificial [ .ɑ:ti’fiʃəl ]  
adj.
人造的;人工的; 非天然的
These diamonds are very beartiful, though they are artificial.

这些钻石虽然是人造的,可还是很漂亮。

The new dam will form a large artificial lake behind it.

新筑的水坝将会在后面形成一个人工湖。

近义词synonym
fake  adj. 伪造的；冒充的;

These are fake pearls.

这些是假珍珠。

false adj. 假的;

The actor in role of an old man wears false whiskers.

扮演老头的演员戴着假胡子。
  
词性变化 word-activity

artificiality n. 人造物；

All of sights of you see are made by artificiality.

你看到的所有景象都是由人造物制作的。

artificially adv. 人为地,人工地

We artificially build this building like an old one.
我们人为地把这座建筑盖得象旧的。
  
反义词 antonym
genuine adj. 真的；非人造的

This is a genuine diamond.

这是一个真的钻石。
natural adj. 天然的
This is a natural pearl.
这是一个天然珍珠.
true adj. 真实的
It is a true story.
那是个真实的故事.

学习测试---examination
The _____intelligence makes computer smarter and smarter every day, and it is impossible that computer has its own mind someday.
1. false; 2. artificial; 3.  natural;