名词
中文翻译：痰吸管
同义词：
['sputum extractor', 'expectorator']
例句：
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1. Thedoctor used a sputum aspirator to collect the patient'ssputum for testing.
医生使用痰吸管收集患者的痰进行检测。
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2.The patient was instructed to use thesputum aspirator to removetheir own sputum.
患者被指导使用痰吸器来清除自己的痰。
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3. The nurse demonstrated how to use asputum aspirator effectivelyduring a medical procedure.
护士在医疗程序中演示了如何有效使用痰吸器。