BHP and Rio declined to comment.

必和必拓和力拓均拒绝置评。

youdao

BHP and Rio both declined to comment.

必拓集团和力拓集团对此不予置评。

youdao

BHP Billiton Ltd. and Rio Tinto Group led mining shares lower.

必和必拓公司和力拓集团领跌矿业板块。

youdao

Four cities are vying to host the 2016 Summer Olympics: Chicago,Madrid,Tokyo and Rio de Janeiro.

VOA: standard.2009.09.16

He crossed the Rio Grande River. He marched toward Monterrey,the major trading and transportation center of northeast Mexico.

VOA: special.2009.02.26

The Rio Grande formed part of the border between the United States and Mexico.

VOA: special.2009.02.26

Commodity-linked companies led gains, with global miner BHP Billiton up 0.9% and Rio Tinto up 1.5%.

WSJ: Wall Street Strength Lifts Asia Markets

Australian mining giants BHP Billiton fell 2.5 percent and Rio Tinto Ltd. shed 2.1 percent.

NPR: Asia Stocks Mixed After Cyprus Vote On Bailout

They are currently in Sao Paulo and will also be visiting Brasilia and Rio de Janeiro.

BBC: Peter Robinson and Martin McGuinness in Sao Paulo