Pcd
abbr. 节圆直径（Pitch Circle Diameter）；巴拿马运河局（Panama Canal Department）
🗣️ 情景例句
By doing that, it will encourage reading.
这样做能鼓励阅读。
The paint bucket fell down on his head.
油漆桶扣在了他的头上。
I well.
好的