名词
中文翻译：陌生人
同义词：
['stranger', 'unknown例句：1. He is a stranger to this place; he has never been here before.（他对这个地方不熟悉，以前从未来过。）']
例句：
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1. He is a stranger to this place; he has never been here before.
他对这个地方不熟悉，以前从未来过。
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2. The stranger was kind enough to help us when we were lost.
那个陌生人在我们迷路时非常友善地帮助我们。
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3. She had no idea who the stranger was until she saw his face.
她直到看到他的脸才认出那个陌生人是谁。