名词
中文翻译：约束
同义词：
['restriction', 'limitation', 'restriction']
例句：
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1.The government's decision to impose a new tax on cigarettes is a constraint on consumer spending.
政府决定对香烟征收新税，这对消费者支出构成了限制。
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2.The scientist must adhere to the rules of the experiment to ensure accurate results.
科学家必须遵守实验规则，以确保结果准确。
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3.The company has strict constraints on employee behavior during work hours.
该公司对员工工作时间内的行为有严格限制。