c. 1400, agent noun from use (v.). Of narcotics, from 1935; of computers, from 1967. User-friendly (1977) is said in some sources to have been coined by software designer Harlan Crowder as early as 1972.
权威例句
1. PLATFORM is an alliance of more than 80 rail-user groups.
PLATFORM公司是80多个铁路用户组的联盟。
2. It satisfies the user's requirements both functionally and emotionally.
它同时满足了用户在功能和情感上的需求。
3. This is an entirely computer operated system which is very user friendly.
这个系统完全由电脑操控,非常好用。
4. It's couched in such very user-unfriendly terminology.