jealous [ˈdʒɛləs]

1. adj. 嫉妒的；猜疑的；怀妒的

2. n. 嫉妒者；妒忌心

用法：

jealous作为形容词，表示对某人或某物的占有欲强，害怕失去，不愿与他人分享。作为名词，指具有嫉妒心理的人。

例句：

1. She was jealous of her sister's success and constantly compared herself to her.

她对姐姐的成功感到嫉妒，经常拿自己和她比较。

2. He couldn't help but feel jealous when he saw his ex-girlfriend with another man.

当他看到前女友和另一个男人在一起时，他忍不住感到嫉妒。

3. The dog became jealous when its owner brought home a new puppy.

当主人带回一只新小狗时，那只狗变得很嫉妒。

4. She was jealous of her friend's new designer handbag and couldn't s talking about it.

她对朋友的新设计师手袋很羡慕，并且一直谈论着它。

5. He was so jealous of his colleague's promotion that he started spreading rumors about him.

他对同事的晋升非常嫉妒，开始散布关于他的谣言。

同义词及用法：

1. envious：作为形容词，表示对他人拥有的东西或成就感到羡慕。常与of连用。

例句：She was envious of her friend's luxurious lifestyle.

2. resentful：作为形容词，表示对某人或某事感到愤慨、怨恨。常与towards连用。

例句：He was resentful towards his boss for not giving him a raise.

3. covetous：作为形容词，表示贪婪地渴望得到他人的财物。常与of连用。

例句：The thief had a covetous eye on the expensive jewelry.

4. suspicious：作为形容词，表示对某人或某事持怀疑态度。常与of连用。

例句：She was suspicious of her boyfriend's late nights at work.

编辑总结：

jealous一词通常带有负面的含义，指某人因为别人的成功、优点或拥有而感到不满、嫉妒和猜疑。它可以用来形容个人情感，也可以指具有这种情感的人。在使用时需要注意语境，避免引起误解。