BBC在线收听下载:Facebook创始人扎克伯格喜得千金 承诺捐出大部分财产

短语讲解：

1. Mr. Carter said the troops would be able to carry outraids, free hostages and capture IS leaders.

be able to 能够; 能
例句：He will be able to take up his normal routine shortly.
他不久就能处理日常事务。

2. And he has vowed to donate most ofhis fortune to make the world a better place for her to grow up in.

grow up 长大; 向上生长; 成熟
例句：A little trade began to grow up.
小生意开始兴隆起来。

3. They said the Chen-Zuckerberg Initiative would focus on equality,education and advancing human capability.

focus on 致力于; 使聚焦于
例句：We must focus on increasing our home markets.
我们必须把注意力放在拓宽国内市场上。

4. The couple said they would give awaytheir stock value to the course at a rate of around $1 billion per year;however, Zuckerberg said he would still retain overall power of Facebook for theforeseeable future.”

at a rate of 以…速度
例句：I got through the work at a rate of knots.
我很快结束了工作。