名詞 air force:

1. the airborne branch of a country's armed forces
   同義詞：airforce
2. the airforce of the United States of America; the agency that defends the United States through control and exploitation of air and space
   同義詞：United States Air Force, U. S. Air Force, US Air Force, USAF

1. John's brother signed up with the Air Force, something he always wanted to do.
   約翰的哥哥已報名參加了空軍，這是他渴望已久的。
2. Now, men are enlisting for the air force.
   現(xiàn)正在招募空軍。
3. In World War II, General Lee was in command of the air force.
   二戰(zhàn)期間，李將軍統(tǒng)率空軍部隊。
4. Air force is an important component of national defense.
   空軍是國防的重要組成部分。