polio shot
脊髓灰质炎拍摄
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Knowing what you know now, any concerns about taking the oral polio vaccine instead of getting the shot?
依据当前结果,你对口服疫苗替代,注射疫苗有何担心吗
耶鲁公开课 - 生物医学工程探索课程节选
The earliest polio shot, for example, was superseded by an oral vaccine, which was easier to administer and lasted longer.
ECONOMIST: Economics focus
The police officer was shot dead as he guarded a vaccination team which was inside a house giving polio drops.
BBC: Pakistan police officer guarding polio workers killed
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