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P 开头的英语单词（共 269,166 个）
permanent defenses
永备防御工事
permanent deflection
永久变位;永久压凹
permanent deformation
永久变形;永久性变形;残余变形
permanent delay
固定时延,永久延迟
permanent delegate
[经] 常驻代表
permanent dentition
[医] 恒牙列
permanent denture
[医] 持久托牙
permanent deposit
恒常存款
permanent depression
永久性低压
permanent diabetes insipidus
永久性尿崩症
permanent difference
[经] 永久性差异
permanent diminution
永久减值
permanent diplomatic mission
[法] 常驻外交使团
permanent dipole
[化] 永久性偶极
permanent dipole bond
永久偶极键结
permanent dipole moment
[化] 永久性偶极矩
permanent dirt
[网络] 永久性污垢
permanent disability
永久残废
permanent disabiltiy
[法] 终身残废
permanent disc file
永久性磁盘文件
permanent disk file
[计] 永久磁盘文件
permanent display
连续显示
permanent disposal
永久[最终]处置
permanent distortion
永久变形;残留变形
permanent dominant
稳定优势种
permanent drawer store
[计] 永久性抽屉存储器
permanent drilling island
永久式钻井岛
permanent droop
永态转差率