the Union Jack (also the Union flag)

the national flag of the United Kingdom 联合王国国旗; 英国国旗.

the Stars and Stripes, the State Department, the sterling area, the Stone Age, the sulks, the supernatural, the Supreme Court, the Supreme Soviet, the synoptic gospels, the third dimension, the Third World, the three Rs, the triple jump, the U.S., the unconscious, the undermentioned, the underprivileged, the undersigned, the unemployed, the unexpected, the United Kingdom, the United Kingdom (abbr 缩写 (the) UK), the United Nations, the United Nations (abbr 缩写 (the) UN), the United States, the unwaged, the unwary, the utmost (also the uttermost), the vitals, the weak, the West Country, the West End, the White House, the wicked, the Wild West, the yellow press, the `women's movement, the(o)-, theater, theatre,