22 年前
视频简介
‘What would you do for your worst enemy?’ Chimo and El Rubio: two teenagers from a run-down neighborhood, victim and executioner, bullied and bully, whose lives are marked by enmity and resentment. Chimo sees an opportunity for revenge and end years of suffering. However, fate has an unexpected twist for them.。抗生素是抑制细菌生长或杀死细菌的药物类别。抗生素拯救了亿万人的生命，但滥用抗生素也将造成危险后果。Angela Rippon讲述抗生素的历史和应用，以及科学家寻找替代药物的努力。。
标签
教育教学
