Principium
n. 原理, 基本原理
🗣️ 情景例句
and Philip was opening his first medical office.
而Philip则第一次开诊所。
The water has risen over the riverbank.
洪水溢过了防堤。
Since that time, racing drivers have reached speeds over 600 miles an hour.
从那时以来，赛车选手已达到每小时600英里的速度。