Medullitis
骨髓炎
🗣️ 情景例句
I'll pick you up on Saturday night, OK?
我星期六晚上去接你好吗？
Beautiful day, isn't it?
今天天气真好，是不是？
Just now we all watched you sign to show that you had received the cheque.
刚才我们大家都观察到了你为表明已收到那张支票而签名。