| 2 exterior; surface |
| 外部采办 outsourcing |
| 外部电源 external power source |
| 外部董事 outside director |
| 外部环境 external environment |
| 外部链接 external link |
| 外部命令 【计】 external command |
| 外部设备 peripheral equipment; auxiliary equipment |
| 外部语言 external language; exophasia |
| 外部装修 exterior decoration |
| 外部网关协议 External Gateway Protocol; EGP |