My experiences in unpleasant places have shown me that there are worse things than saying "bum".

我在不愉快的环境里的阅历让我明白，比起说“屁股”来，还有更糟糕的东西。

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'Bum' is not a word we use in polite company.

“屁股”可不是我们当着文雅人的面说的字眼。

《牛津词典》

"Tell the bus driver there's a bum in the restroom," he said.

“告诉司机厕所里有个流浪汉。”他说。

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In 1983, four key South Korean cabinet ministers, including Foreign Minister Lee Bum-suk, were killed in a bomb blast in Rangoon.

CNN: Thursday,

And backed by the biggest investors in bum mortgage-backed securities, she has a mandate to lay siege.

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He was, by turns, part of an air rescue squad during the Vietnam War, founder of what became the nation's largest custom-prosthetic-device company, a ski bum, a bureaucrat in the Carter Administration and a stockbroker for Prudential-Bache Securities.

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