形容词
中文翻译：任意的
同义词：
['unreasonable', 'capricious', 'arbitrary', 'whimsical', 'capricious', 'arbitrary', 'whimsical']
例句：
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1. The decision was made arbitrarily by the committee.
这个决定是委员会武断地做出的。
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2. She is very arbitrary in her choices.
她在选择上非常武断。
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3. The manager made an arbitrary rule that no one could leave the office without permission.
经理制定了一个任意的规则，不允许未经允许离开办公室。