形容词
中文翻译：气动的
同义词：
['air-powered', 'compressible']
例句：
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1.The pneumatic tire is a popular choice for vehicles.
气胎是汽车的一个受欢迎的选择。
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2. The pneumatic tube was invented to deliver mail quickly.
气筒被发明用来快速传递邮件。
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3.The pneumatic pump is essential for maintaining the water level in the reservoir.
气泵对于保持水库水位至关重要。