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
Do you remember when Daddy and I used to take you
你还记得爸爸和我常带你
Deliver not your words by number but by weight.
言不在多，而在有物。
For example, you can send information abroad immediately, but mailing a letter might take a week or so.
例如，你能够马上发送信息到国外，但寄一封信可能要大约一周的时间。