介词
中文翻译：作为
同义词：
['be', 'be as', 'be in', 'be on', 'be to']
例句：
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1. She is a teacher as well as a writer.
她既是教师又是作家。
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2. He was born in New York City as the son of a wealthy businessman.
他出生在纽约市，是位富有商人的儿子。
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3. They are going to the concert as guests of the host.
他们将作为嘉宾去参加音乐会。