Pcd
abbr. 节圆直径（Pitch Circle Diameter）；巴拿马运河局（Panama Canal Department）
🗣️ 情景例句
The minister has indicated that he may resign next year.
该大臣已经示意他明年可能会辞职。
Look before you leap.
慎思而后行。
Her first impulse was to go round all the rooms looking for the thieves,
她第一个条件反射是各个房间搜寻一下窃贼，