Hbcag
乙型肝炎核心抗原
🗣️ 情景例句
Why should I hire you?
我为什么要用你呢？
The outdoor concert was called off due to the weather.
露天音乐会由于天气原因被取消。
I would like to suggest that we take a coffee break.
我建议我们休息一下喝杯咖啡。