expectorate造句
用"expectorate"造句子 怎么造？
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expectorate造句怎么造
1、 He began to expectorate small amounts of blood-streaked sputum.(他开始有少量带血丝的痰。)
2、 Conclusions. Use of 3 induced sputum samples was more sensitive than use of 3 gastric washings for diagnosis of tuberculosis in patients who could not expectorate spontaneously.(结论：运用3次诱导咳痰比3次洗胃诊断不能自行咳痰的结核病人更具敏感性。)
3、 Do not expectorate on the sidewalks.(不要在人行道上吐痰。)