🧩 词语组成解析
abbr. 炼油工程师（Petroleum Refining Engineer）
🗣️ 情景例句
Shells she sells on the seashore are seashells I am sure.
我敢肯定她在海边卖的贝壳是海贝。
On a crowded train, one comes in contact with many people.
在拥挤的火车里面，会和许多人接触。
He owes my uncle $100.
他欠我叔叔100美元。