extendere(拉)伸展, 拉长extendv.延伸；延长；伸展；扩展；提供；使竭尽全力extended kilometer延长公里extender amplifier延伸放大器extended partition扩展分区extended scatterer扩展散射体extended-feature广义特征extended end plate外伸端板extended discharge延长喷射extend one's powerextend accordingly[经] 顺延extend flip-flop扩展触发器