🧩 词语组成解析
abbr. CD4细胞；CD4抗艾滋病药（Cluster of Differentiation 4）
cell
[sel]
n. <生>细胞;小牢房;电池;<诗>墓穴;
vi. 住在牢房或小室中;
vt. 囚禁;
🗣️ 情景例句
She sells sea shells on the shining seashore.
她在亮晶晶的海滩上卖贝壳。
I played downstairs last night.
我昨晚在楼下玩。
Then I arrived home at six o'clock yesterday evening. He telephoned again.But I didn't answer the phone!
后来，我昨晚6点钟回到家里。他又打来电话，但我没接。