debilitate
用法要点
句型搭配
debilitate 常用作及物动词，后接直接宾语，表示使某人或某物衰弱。句型为 "debilitate + 宾语"，强调动作的直接影响。
介词用法
debilitate 通常不与特定介词固定搭配，但可结合 by 或 from 表示衰弱原因，如 "debilitated by illness"。在被动语态中，by 引出施动者。
语域说明
debilitate 多用于正式或书面语境，如医学、学术、商务报告，描述严重衰弱状态。日常口语中较少使用，更常用 weaken 或 exhaust。
基础例句
The flu really debilitated him, and he had to stay in bed for a week.
流感让他虚弱不堪，他不得不在床上躺了一周。
Lack of sleep can debilitate your ability to focus during the day.
睡眠不足会削弱你白天的专注力。
After the surgery, she felt debilitated and needed help with simple tasks.
手术后，她感到非常虚弱，连简单的事情都需要帮忙。
The heat wave debilitated many elderly people in the city.
热浪让城市里的许多老年人身体衰弱。
高级例句
The economic crisis has debilitated the country's financial institutions, leading to widespread unemployment.
经济危机严重削弱了该国的金融机构，导致大规模失业。
Chronic inflammation can debilitate the immune system, making patients more susceptible to infections.
慢性炎症会损害免疫系统，使患者更容易受到感染。
The prolonged conflict has debilitated the region's infrastructure, hindering development efforts.
长期的冲突削弱了该地区的基础设施，阻碍了发展进程。
In business, excessive bureaucracy can debilitate innovation and slow down decision-making processes.
在商业中，过度的官僚主义会削弱创新能力并拖慢决策流程。
高频搭配
verb
adjective
noun
adverb
preposition
phrase
常见错误
debilitate 是及物动词，直接接宾语，不需要加介词 to。正确用法是 "debilitate + 宾语"，表示使某人衰弱。
debilitate 是动词原形，这里应用过去分词 debilitated 作形容词，描述状态。正确形式表示 "感到虚弱的"。
近义词辨析
weaken
weaken 更通用，指使变弱，程度可轻可重，常用于日常语境；debilitate 强调严重衰弱，常因长期或严重因素导致，多用于正式场合。
The illness weakened his legs (可能轻微影响)，但 The disease debilitated his entire body (严重衰弱)。
exhaust
exhaust 主要指使精疲力尽，强调体力或精神耗尽；debilitate 更侧重使整体机能衰弱，可能涉及长期健康或功能损害。
The long hike exhausted her (暂时疲劳)，而 Chronic fatigue syndrome debilitates patients (长期衰弱)。