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
例:
•
My brother joined the Air Force after high school.
兄は高校卒業後、空軍に入隊した。
•
The country's Air Force conducted a training exercise.
その国の空軍は訓練演習を行った。
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