Pcd
abbr. 节圆直径（Pitch Circle Diameter）；巴拿马运河局（Panama Canal Department）
🗣️ 情景例句
I see that you have. Let's get right to it.
我看到你带来了。我们就直接谈正事了。
An empty bag cannot stand upright.
空袋不能直立。
You will not have to spend the next few days recovering from a long and arduous journey.
用不着因为漫长的旅途的辛苦而花几天时间休息来恢复精神。