她在药物学系做研究助理.She took up a post as research assistant in the Department of Pharmacology.它涵盖对神经心理学与行为药物学的动物行为知识的一些应用.It covers some applications of animal - behavior knowledge to neuropsychology and behavioral pharmacology...
你坐在你哥哥的摩托车后面时,要抓牢.Hold tight when you ride at the back of your brother's scooter.我拼命地抓牢树枝.I clung onto the branch for my life.他紧紧抓牢绳子.He kept a fast hold on the rope....