Radioelectrocardiogram
放射心电图
🗣️ 情景例句
Hi. This is Robbie Stewart.
你好。我是Robbie Stewart。
It's a beautiful country with many large lakes.
它是一个有许多大湖的美丽的国家。
Suddenly, there was a slight trembling sound from below, and the captain went down to see what had happened.
突然，从船舱下部传来一声微颤音，船长走下船舱去查看究竟。