🧩 词语组成解析
abbr. 炼油工程师（Petroleum Refining Engineer）
a. 浪费的
🗣️ 情景例句
we are gathered here today
我们今天聚集在这，
Do one's level best.
尽力而为。
Now a group of enthusiasts are going to have the plane restored.
一群热心人计划修复这架飞机。