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
He is now involved in stocks.
他现在热衷于股票。
When guns speak it is too late to argue.
待到炮声响，辩论已莫及。
The demand for our products has kept rising.
要求定购我们产品的人越来越多。