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
Go.
Go。
Cast not out the foul water till you bring in the clean.
清水未来，莫泼赃水。
If we buy the smaller one, the IBM PC386, we might have to change it in a few years' time for a bigger one.
如果我们买一台较小的IBM386的话，过几年可能就得换一台较大的机子。