慢速英语:医生报告美国首次进行癌症基因编辑测试

音频下载[点击右键另存为]

editing – n. the act of reforming or reorganizing

immune – adj. not capable of being affected by a disease; producing antibodies to fight disease

complicated – adj. involving a lot of different parts in a way that can be difficult to understand

encourage – v. attempt to make someone more likely to do something