欧盟对伊朗实施石油禁运

2. restrictive adj. 限制(性)的,约束(性)的
例句：He argued that the law was unduly restrictive.
他辩称法律的约束性有些过分了。

3. contract n.契约, 合同
例句：Once you have reached formal agreement, you should enter into a contract with the other party.
你一旦达成正式协议, 就应该和对方签订合同。

4. approach n. 方法，方式；手段；步骤；态度
例句：His approaches to the problem are wrong.
他处理这个问题的方法是错误的。

5. potential adj. 潜在的, 有可能的
例句：It's important to draw out a child's potential capacities.
发掘孩子的潜在能力是很重要的。

6. acquire vt.获得, 得到, 养成
例句：I tried to acquire the information I needed.
我千方百计地搞到了我所需要的资料。

7. option n. 选择;选择权;选择自由
例句：She had no option but to quit her job in order to take care of her child.
为了照顾孩子,她别无选择,只好辞职。

8. irreparable adj. 不能修复的;不可弥补的
例句：Her death is an irreparable loss to the firm.
她的去世对公司是不可弥补的损失。

9. applaud vt.鼓掌；称赞, 赞许
例句：They applauded Jack for his courage.
他们称赞杰克很有勇气。

10. disrupt vt.使混乱, 扰乱
例句：An accident has disrupted railway services into and out of the city.
一场事故使得进出该城市的铁路交通陷入混乱。