短语
中文翻译：有时
同义词：
['sometimes', 'sometimes例句：1. He was at one time a successful businessman.（他曾经是一位成功的商人。）']
例句：
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1. He was at one time a successful businessman.
他曾经是一位成功的商人。
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2. She was at one time a famous actress.
她曾经是一位著名的女演员。
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3. We were at one time friends, but now we are not.
我们曾经是朋友，但现在不是了。