n an informal term for a father; probably derived from baby talk
n a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead
n a unit of pressure equal to one newton per square meter
n a Mid-Atlantic state; one of the original 13 colonies
n an electronic amplification system used as a communication system in public areas
私人秘书, (露天)扩音系统
[计] 程序存取, 程序地址, 程序分析