还原牛痘苗

【医】 retrovaccine

还原的英语翻译：

deoxidize; reduction; return to original condition; revivification
【计】 restore; revert
【化】 disoxidation; reduction
【医】 reduce; reduction

牛痘苗的英语翻译：

【医】 bovine lymph; bovine vaccine; Jennerian vaccine; lymph calf
lymph vaccine; smallpox vaccine; vaccinum vacciniae; vaccinum variolae
variolovaccine