名词
中文翻译：突然发作
同义词：
['acute onset', 'sudden attack例句：1. The sudden onset of a cold can be frightening.（感冒的突然发作令人害怕。）2. The sudden onset of the storm caused chaos in the city.（暴风雨的突然到来在城市中造成了混乱。）']
例句：
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1. The sudden onset of a cold can be frightening.
感冒的突然发作令人害怕。
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2. The sudden onset of the storm caused chaos in the city.
暴风雨的突然到来在城市中造成了混乱。
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3.The sudden onset of pain made her cry out loudly.
疼痛的突然袭来让她大声哭喊。