Atriovenicular
心房室的
🗣️ 情景例句
This is a crazy morning. Hello, Richard.
这是一个忙得头昏的早晨。哈喽， Richard。
I'm not kidding.
我不是开玩笑。
She always referred to them as 'the shifting population', for they came and went with such frequency that I never even got a chance to learn their names.
她称这些佣人叫“流动人口”，因为他们来匆匆，所以我甚至都没有机会知道他们的姓名。