Stratigraphy
n. 地层学, 地层情况\\n[医] 体层X线照相术, 断层X线照相术
🏥 医学释义
体层X 射线照像术，断层X 射线照像术
🗣️ 情景例句
Well, I'm involved with an organization,
嗯 ，我参加一个组织
Pain is forgotten where gain follows.
好了伤疤忘了痛。
She finished it at half past nine. She went to bed before a quarter to ten.
30 她完成了作业。她9：45之前上床睡觉。