BBC在线收听下载:美国艾滋病药制药公司提价50倍

短语讲解：

1. Volkswagon has admitted that 11 million cars worldwide use the same engine management software as those which were able to circumvent emissions testing systems in the United States.

be able to 能够
例句：The car would be unlikely to be able to make the turn.
汽车未必能作这样的转弯。

2. The pontiff is expected to draw massive crowds in all three cities.

be expected to 被期待做某事; 有望做某事; 期许
例句：I shall be expected to shell out the money for the party.
我将要支付这个集会的费用。

3. The Chinese president Xi Jinping has insisted that foreign companies are welcomed in his country as China continues to open up its economy.

open up 打开; 开发
例句：They decided to open up an office in the town.
他们决定在那个镇上设立个办事处。

4. Six West African leaders are due to arrive in the capital after a summit on Tuesday.

arrive in 抵达，到达; 乘车到达
例句：She started early so that she might arrive in time.
她早走，为的是她可以及时到达。

5. The president of the Congo Republic Denis Sassou Nguesso has said there will be a referendum on constitutional changes to enable him to stand for a third term.

stand for 代表; 为…而奋斗; 拥护
例句：You both stand for freedom.
你们俩都是自由的象征。