形容词
中文翻译：Unknown
同义词：
['on-hand', 'at-hand', 'in-hand']
例句：
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3.
用于否定句中
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1. She was off-hand about the details of the project.
她对项目的详情敷衍了事。
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2. The manager was off-hand when he spoke to the employees.
经理在与员工交谈时显得心不在焉。
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3. He was off-hand with his decision, which led to a lot of problems.
他的决定轻率，导致了许多问题。