非洲适应气候变化的高昂代价

词汇讲解：

1. vulnerable adj. 易受伤的, 脆弱的, 易受攻击的
例句：Migrant workers are vulnerable to exploitation.
流动工人易受剥削。

2. adapt vt. (使)适应, (使)适合
例句：Many city vehicles have been adapted for use as school buses.
许多城市车辆已改为校车。

3. adverse adj. 不利的, 有害的
例句：Dirt and disease are adverse to the best growth of children.
肮脏与疾病对儿童健康成长不利。

4. exposure n. 暴露, 显露
例句：After only a short exposure to sunlight he began to turn red.
他在阳光下只晒了一会儿, 皮肤就开始变红了。

5. predict vt. 预言; 预测; 预示
例句：I cannot predict when to meet her again.
我无法预测什么时候会再见到她。

6. sensitive adj. 需要小心处理(以免引起麻烦或冒犯)的, 敏感的, 微妙的
例句：This is such a sensitive issue that perhaps the press should not be told.
这是个十分敏感的问题, 恐怕不该让新闻界得知。

7. estimate vt. 估计; 评价, 评估
例句：We estimate the cost to be five thousand dollars.
我们估计费用为5000美元。

8. strengthen vt. 加强, 巩固
例句：They strengthened the city walls.
他们加固了城墙。

9. yield n.产量, 收益
例句：All these have helped raise farm yields steadily.
所有这些都有助于农业产量的稳步提高。

10. factor vt. 把…因素包括进去; 以代理商(或管家等)的身份行事，做代理商(或管家)
例句：He factored his cousin's estate for five years.
他经管他表兄弟的财产有五年之久。