be unhinged
形容词用法，描述精神状态。
After the accident, he seemed completely unhinged.
事故发生后，他似乎完全精神错乱了。
精神错乱的；失常的
没有铰链的；从未用邮票铰链安装过的；患有精神错乱或疯狂的
mentally disturbed; unbalanced; made to feel uneasy or worried
没有铰链的
Not furnished with a hinge.
从未用邮票铰链安装过的
Not having ever been mounted using a stamp hinge.
患有精神错乱或疯狂的
affected with madness or insanity
The manager's unhinged email to the whole team shocked everyone.
经理发给整个团队的疯狂邮件让大家震惊。
用法提示：unhinged 在此作定语形容词，修饰 email，表示“疯狂的、精神错乱的”。
After working nonstop for three days, he seemed completely unhinged.
连续工作三天不休息后，他看起来完全精神错乱了。
用法提示：unhinged 作表语形容词，与 seemed 连用，表示“精神失常的”。
I found her latest suggestion totally unhinged.
我觉得她最新的建议完全不理智。
用法提示：unhinged 作宾语补足语，是形容词，表示“不理智的、离谱的”。
形容词用法，描述精神状态。
After the accident, he seemed completely unhinged.
事故发生后，他似乎完全精神错乱了。
表示状态变化。
She became increasingly unhinged as the pressure mounted.
随着压力增大，她变得越来越精神失常。
强调导致失常的原因。
The detective was unhinged by the gruesome crime scene.
侦探被可怕的犯罪现场搞得精神失常。
表示物理上的脱落或分离。
The door was unhinged from its frame by the explosion.
门被爆炸从门框上震落了。
grammar · medium
易错句子He unhinged from the stress of work.
正确表达He became unhinged from the stress of work.
Unhinged 是形容词，不是动词过去式。表示“精神错乱”时通常和系动词连用。
grammar · medium
易错句子I felt unhinged before the interview.
正确表达I felt nervous before the interview.
Unhinged 语气过重，形容严重的精神失常，而面试前的紧张应用 nervous 等程度较轻的词。
unhinge是动词，表示动作；unhinged是形容词，表示状态。学习者易将动词形式误作形容词使用。
deranged和unhinged都指精神失常，但deranged语气更强，常指严重的精神疾病；unhinged多指因受打击而暂时失常。
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