-
Whooping cough is very prevalent just now.百日咳正在广泛流行.Measles, mumps and whooping cough are spreading again because children are not being vaccinated.因为孩子们没接种疫苗，麻疹、腮腺炎和百日咳又蔓延开来。Have you had your child vaccinated against wh...
-
whooping的音标：whooping的英式发音音标为：['hu:pɪŋ]whooping的美式发音音标为：['hupɪŋ]...
-
Measles, mumps and whooping cough are spreading again because children are not being vaccinated.因为孩子们没接种疫苗，麻疹、腮腺炎和百日咳又蔓延开来。Whooping cough is a serious respiratory disease caused by Bordetella pertussis.百日咳是一种由百日咳杆菌引起的严重的...