Cd4
abbr. CD4细胞；CD4抗艾滋病药（Cluster of Differentiation 4）
🗣️ 情景例句
What, Harry?
什么 ，Harry？
What's done by night appears by day.
若要人不知，除非己莫为。
his name will probably remain immortal, for on November 21st, 1964, the longest suspension bridge in the world was named after him.
但他的名字将流芳百世，因为1964年11月21日建成的一座世界上最长的吊桥是以他的名字命名。