Hill has been the point man in six-nation negotiations aimed at getting rid of North Korea's nuclear weapons capabilities.
希尔是朝鲜无核化六方会谈的关键人物。
2.the European Union 欧盟
Britain appears unlikely to break ranks with other members of the European Union.
英国看起来不会与欧盟的其他成员反目。
3.presidential nomination 总统候选人
He will race for the presidential nomination.
他将角逐总统候选人的提名。
4.opt for 选择
To improve their quality of life, many women opt for a hysterectomy.
为了提高生活质量，很多女人选择子宫切除术。
