Electrocardiosignal
心电信号
🗣️ 情景例句
I've known Martin for years.
我认识马丁好多年了。
Tell me all about your troubles.
把你所有的烦恼都告诉我吧。
You play to win, and the game has little meaning unless you do your utmost to win.
参加比赛就是为了取胜。如果不拚命去赢，比赛就没有什么意义了。