Pol system
[计] 繁殖的林氏无关系统
🧩 词语组成解析
abbr. 油料（Petroleum, Oil and Lubricants）；北极星导弹（Polaris）
🗣️ 情景例句
I don't think I've had the pleasure.
我想我未曾有幸遇见过你。
He's been behind bars for almost 30 years.
他坐了将近30年牢。
How do you do?
您好！