On a solo trip to Rio I stayed with him and he jokingly told me he could always spot the solo travelers by the red streaks on their backs: the spot they couldn’t reach themselves with sunscreen.

有一次我独自在里奥旅行时到他家里做客，他开玩笑说，他能肯定地认出单飞的旅行者，因为他们背上有红色的条纹：就在背上自己够不着摸防晒油的位置。

youdao

There are several notorious factions of drug gangs in Rio, the oldest and largest of which is Red Command.

在里约，有数个臭名昭著的贩毒团伙，“红色命令”历史悠久，也是最大的一个。

youdao

Not just any woman, but a wild,red- haired woman, riding a giant catfish down the Rio Grande River.

VOA: special.2009.11.28

Within Australia, as production gets unviable, BHP Billiton-Mitsubishi has mothballed projects at Norwich Park and Red Hill, and Rio Tinto has shut its Blair Athol mine.

FORBES: India's Big Bet On Australian Coal

Many of Brazil's national afflictions, such as crippling taxes and a jungle of red tape, are at their most acute in Rio.

ECONOMIST: New leadership for a troubled icon

Eleven suspected drug dealers from Rio's main criminal gang - the Red Command - were also arrested.

BBC: Latin America & Caribbean