Sne
[医][=sinus node electrogram]窦房结电图
🗣️ 情景例句
Are you ready to order now, sir?
先生，你准备点菜吗？
If there's anything else I can do, please call on me.
如果有任何事情我能效劳的话，请打电话给我。
He's doing well in all his lessons. He's not lazy. He'll do very well in the exams.
他各门功课都学得很好。他从不懒。他考试会考得很好的。