Pre-group
前群
🧩 词语组成解析
abbr. 炼油工程师（Petroleum Refining Engineer）
group
[ɡrup]
n. 组，团体;群，批;（雕塑等的）群像;（英美的）空军大队;
vt.& vi. 使成群，集合;
vt. 分类，归类;
🗣️ 情景例句
Have you ever been there?
你去过那儿吗？
Could you hold the door open, please?
请让门继续开着好不好？
and to exercise such initiative as falls within their sphere,
在各自的工作范围内发挥主动性，