Aetiologies
(aetiology 的复数) n. 原因的说明, 原因论, 病原学, 病原\\n[医] 病原学, 病因学
🗣️ 情景例句
Tell me the courses you have completed in school and what is your favorite subject?
你曾修读哪些课程和你最喜欢哪一科？
Why aren't you happy?
为什么无聊呢？
When you have found a building in which to start your school.
你找到开办学校的楼房后