U2

U2 You Too 你也一样

U2 Unclassified/Unlimited 不保密/无限

U2 Universe and Unidata (IBM) 宇宙和Unidata(IBM)

U2 Unreal 2 虚幻的2

U2 Umbrella Cockatoo (bird species; Cacatua alba) 伞凤头鹦鹉(鸟类Cacatua)

U2 U2 (Irish rock band) U2乐队(爱尔兰摇滚乐队)

U2 Ultima 2 (game) 创世纪2(游戏)

U2 Ultimates 2 (comic) Ultimates 2(喜剧)