Pre-groups
(pre-group 的第三人称 -s形式) 前群
🧩 词语组成解析
abbr. 炼油工程师（Petroleum Refining Engineer）
n. 群组, 组；用户组；团体（group的复数形式）
🗣️ 情景例句
If you go camping, at night you'll hear all the nocturnal animals.
如果你去野营，晚上可以听到动物的夜歌。
What would you like to eat?
你想吃什么？
Harry does not need to be prompted to explain how he bought his precious bottle of mud.
毋须暗示哈里就会向你讲起他买下那瓶珍贵香水泥的经过。