VOA慢速英语:Seoul Demonstrates Environmental Investments at Climate Change Conference

1. explore vi.勘查， 探测
例句：Columbus discovered America but did not explore the new continent.
哥伦布发现了美洲, 但没有考察这块新大陆.

2. improve vt.提高（土地、地产）的价值;利用（机会）;改善，改良
例句：He started working hard to improve his English.
他开始努力提高英语水平。

3. criticize vt.分析，评估
例句：Don't get me wrong, I wasn't trying to criticize you.
别误会，我并不是企图批评你。

4. tackle vt.着手处理
例句：I'll tackle the boss for a raise.
我将与老板交涉要求增加薪水。

5. limit vt.限制，限定
例句：We will limit ourselves to some relevant comments in specific fields of use.
我们只限于对特定的应用领域作某些适当的评述。