Interval atrioventricular
[医] 房室[收缩]间期
🧩 词语组成解析
a. 房室的\\n[医] 房室的
🗣️ 情景例句
Turn the key before you pump the pedal, or you'll flood the engine.
加水之前转动钥匙，要不发动机就给浇灭了。
He likes playing the harmonica.
他喜欢吹口琴。
Oh, sorry! This is Lucy. This is Lily. They're new. Lucy, this is my friend Jim.
噢，对不起，这是露茜，这个是莉莉。他们是新来的，露茜这是我的朋友吉姆。