Intervertricular
[医] 室间的(心)
🗣️ 情景例句
Something old.
旧的东西。
How's your brother?
你的兄弟好吗？
He found it very difficult to get to sleep and he was rather angry with the man upstairs.
他觉得这样很难入睡， 他对楼上的人相当生气。