북미 대륙에 위치한 50개 주와 연방 구역으로 구성된 국가.
The United States of America; a country primarily located in North America consisting of 50 states and a federal district.
예문:
"Many international students choose the USA for their higher education."
"The USA has a vast landscape ranging from tropical beaches to arctic tundra."
미국의 지상군을 담당하는 군사 조직.
The land warfare service branch of the United States Armed Forces.
예문:
"The USA deployed troops to assist with disaster relief efforts."
"Joining the USA requires passing a rigorous physical fitness test."
1910년부터 1961년까지 존재했던 남아프리카 공화국의 전신인 연방 국가.
The historical predecessor to the present-day Republic of South Africa, existing from 1910 to 1961.
예문:
"The USA was established following the Boer War."
"The political structure of the USA changed significantly in the mid-20th century."