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
Just to have as a pet.
只是要养来当宠物。
Every little makes a mickle.
积少成多。
With practice, no doubt, I could in time learn to write by holding the pen still while the paper moved.
毫无疑问，经过练习，我最终能够学会笔不动而纸动来写字。