医生诊断说他得了赤白痢, 是痢疾的一种.According to the doctor's diagnosis, he had dysentery, a type of diarrhea.有了它的帮助,痢疾的发生次数减少了一半.It could help reduce the cases of diarrhea by almost half.目前尚无可用于预防细菌性痢疾的批量生产的疫苗.There commercial vac...
Not everyone is born with such endowments as you.并非所有的人生来都像你这样有天赋.His endowments are limited, and scarcely fit him for this post.他的天资有限, 不太适合担任这项职务.Can you possibly compare with my endowments?你能跟我比本事 吗 ?...