系统软件 操作系统 释文 general purpose operating system 通用操作系统
- Seliverstov
- Seljuq Empire
- Selkup
- Sell
- Sellafield nuclear incident
- seller oligopoly
- seller's credit
- Selling
- Selling Horses
- Selling Official Position at Xi Di
- Selling Rice in Chenzhou
- Sellmeir equation
- sell permanently
- sell rate
- Selmer
- Selmer group
- Selous Game Reserve
- Selove receiver
- Selqet
- selsyn
- selsyn motor
- Selten
- seltrap
- selvage cutter & winder
- selvedge apparatus