Pff
abbr. pie-fed farmer 不务正业的农民; plaqueforming factor 血小板形成因子
🗣️ 情景例句
Five five five...one seven two oh. Hello? 555-1720
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The bridge is so long that the shape of the earth had to be taken into account by its designer.
由于桥身太长，设计者不得不考虑了地表的形状。