Vectorcardiographic
心电向量描记法的
🗣️ 情景例句
Have you ever held a secretarial position?
你曾当过秘书吗？
Love comes by looking.
情人眼里出西施。
Well, you know I'm going to England next week for a holiday?
嗯，你知道下周我就要回英国度假吗？