Cd4
abbr. CD4细胞；CD4抗艾滋病药（Cluster of Differentiation 4）
🗣️ 情景例句
I never liked that umbrella stand.
我一直嫌那伞架碍事。
This woman is washing dishes again.
这个女人又在洗盘子了。
There are about 50 million sheep in New Zealand, about 14 sheep for every New Zealander!
在新西兰大约有5000万只羊，每个新西兰人拥有14只羊左右！