air force
US /ˈer fɔːrs/
UK /ˈer fɔːrs/

名詞
1.
空軍
the branch of a nation's armed services that conducts military operations in the air
範例:
•
My brother joined the Air Force after high school.
我哥哥高中畢業後加入了空軍。
•
The country's Air Force conducted a training exercise.
該國的空軍進行了一次訓練演習。
在 Lingoland 學習這個單詞