permanent peg永久标桩permanentadj.永久的；持久的n.<口> 烫发permanent authorizations永久性拨款授权permanent lustred finish耐久性上光整理permanent magnet speaker永磁式扬声器Permanent Undersecretaryn.（英国）常务次官permanent virtual memory[计] 固定虚拟存储器permanent magnet circuit永磁回路Permanent cardiac pacing永久性心脏起搏permanent American bases永久性美军基地permanent layer transect定位层样条,定位分层样带permanent form of corset永久型背甲