Endocardium
n. 心内膜\\n[医] 心内膜
🗣️ 情景例句
I don't know if I can get a good job in Los Angeles.
我不知道我能否在Los Angeles找到好工作。
Children enter school at the age of five,don't they?
孩子们在5岁时入学吗？
In primitive cultures the obligation to seek and to receive the traditional instruction is binding to all.
在原始文化中，寻求和接受传统教育的义务对全民都有约束力。