BBC在线收听下载:美国大选超级星期二决战在即

短语讲解：

1. Apple says creating software to unlock the phones would weaken the security of hundreds of millions of devices.

hundreds of 好几百，许许多多
例句：Hundreds of steps lead to the high walls which surround the president's palace!
数百级台阶通向总统府周围的高墙。

2. Diego Dzodan was detained at his home in Sao Paolo accused of violating a Brazilian law on organized crime by failing to hand over data from What's App.

hand over 交出; 交付; 交给
例句：She got them to hand over all their money by a wicked deceit.
她用卑鄙的手段使他们把所有的钱移交给她。

3. The researchers say the gene called IRF4 is involved in regulating melanin the pigment being hair color, as well as the color of the skin and eyes.

as well as 也，又
例句：Boys as well as girls are taught cookery in school these days.
现在学校里男女学生都学烹饪。

4. Sheikh Aaidhal-Qarni was attacked in the southern city of Zamboanga by a man who ran out of the crowd.

run out of 用完; 耗尽; 从…跑出
例句：The aircraft will run out of fuel in another hour.
飞机再过一小时燃料就将用完。