B
生物医药大词典
by MedSci
菜单
词典
分类
百科
诗词
背单词
英文名
DeepEvidence ↗
确认登录状态…
例句 /
He is immune to diphtheria because he had got it last year.
He is immune to diphtheria because he had got it last year.
他对白喉有免疫力，因为去年得过了。