Oldness
n. 年老；陈腐；陈旧
🗣️ 情景例句
Do you understand?
你明白吗？
I always used to leave for work at 8:30.
我过去总是在8:30离开去工作。
is the slowest and has travelled round the earth through the surface rocks.
是最慢的，是围绕地球通过表面岩石传来的。