Pre-cambrian
先寒武纪前
🧩 词语组成解析
abbr. 炼油工程师（Petroleum Refining Engineer）
a. 寒武纪的\\nn. 寒武纪, 威尔士人, 寒武系
🗣️ 情景例句
People who don't smoke think that cigarettes stink.
不吸烟的人认为烟的味道很差。
It is wisdom sometimes to seem a fool.
大智若愚。
I stayed at Zheng Jie's flat for three months.
那时候我就住在郑杰的那套房间里，住了三个月。