慢速英语:在寻找新冠疫苗的过程中 儿童被抛在了后面

音频下载[点击右键另存为]

pediatrician – n. a doctor who specializes in tracing children

pandemic - n. a contagious disease that effects many countries

teenager - n. a child between the ages of 13-19

inflammatory - n. being swollen and hot

burden - n. heavy demands on someone

benefit - n. something that is to a person's advantage

placebo - n. fake medicine used in medical testing