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
Would you like to give her a little farewell party?
你要不要为她举行一个小型欢送派对？
What are you doing next week?
下周你干什么？
People are not so honest as they once were.
人们不再像以前那样诚实了。