BBC在线收听下载:巴西近两千对新人参加里约集体婚礼

1.The scale of the problem came to light in an inquiry headed by the Prime Minister Haidar al-Abadi,

come to light 暴露；真相大白；众所周知

Nothing about this sum has come to light.
关于这笔钱人们一无所知。

It has come to light that he was lying.
大家都知道他在说谎。

2.they didn't exist or they no longer reported for duty, but their salaries were paid and presumably siphoned off by corrupt officers.

siphon off 吮吸

The water had to be siphoned off.
得把水抽出来。

Surgeons siphoned off fluid from his left lung.
外科医生抽出了他左肺中的积液。