英語ニュースの文の構造と英単語 例文 US defence officials said they believe the balloon, seen above sensitive areas in recent days, was in fact a "high-altitude surveillance" device. 文の構造 単語確認 defence officials:(名)国防当局者 balloon:(名)気球 sensitive area:(名)機密地域 recent:(形)最近 in fact:実際には altitude:(名)高度 surveillance:(名)監視 d…