vaccine 'væksi:n
释义
n. 牛痘苗, 疫苗
a. 疫苗的, 牛痘的
英文释义
n. immunogen consisting of a suspension of weakened or dead pathogenic cells injected in order to stimulate the production of antibodies
词形变化
复数: vaccines
BNC词频排名: 8,303 | 当代语料库词频排名: 4,173