短語詞組短語first second serve 第一;二次發(fā)球first t serve 第一發(fā)球first -come -serve 先到先優(yōu)先;先到先服務(wù)First -come-first-serve 先到先得;先來先服務(wù)on First -Come-First-Serve basis 先到先得Operating system first -come first-serve algorithm 說明操作系統(tǒng)先來先服務(wù)算法First Pay First Serve 先付先提供First Serve Restoration 名字first comeand first serve 先到先任職軌則 返回 first serve