A new influenza vaccine, administered painlessly in a nasal spray, is effective for children.
一种新的流感疫苗以无痛的鼻喷剂接种，对儿童有效。
In the meantime, the vaccine-both the killed version that is injected and the attenuated live version that is given as a nasal spray-is being rationed to those reckoned most in need.
同时，灭活疫苗(注射接种)和减毒活疫苗(使用鼻用喷雾接种)将先提供给那些最需要疫苗的人群。
In the meantime, the vaccine-both the killed version that is injected and the attenuated live version that is given as a nasal spray-is being rationed to those reckoned most in need.
同时，灭活疫苗(注射接种)和减毒活疫苗(使用鼻用喷雾接种)将先提供给那些最需要疫苗的人群。
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