形容词
中文翻译：被束缚的
同义词：
['bound', 'confined', 'constrained']
例句：
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1.The airbound passenger must wear a mask during the flight.
受限制的乘客在飞行期间必须戴口罩。
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2. The team was airbound and unable to move freely.
团队被束缚，无法自由移动。
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3. The prisoner was airbound and could not escape.
囚犯被束缚，无法逃脱。