2020-12-30 Britain Approves Oxford-AstraZeneca Vaccine
Britain on Wednesday approved use of Oxford University and drugmaker AstraZeneca’s coronavirus vaccine. The shot has been described as the…
VOA英语教学网 - VOA Learning English
一个让你免费在线学习VOA英语的好地方! 无须报名, 不收学费, 全年无休, 保证提高! (^_^)
Britain on Wednesday approved use of Oxford University and drugmaker AstraZeneca’s coronavirus vaccine. The shot has been described as the…