元となった辞書の項目
急降下
verb
(of aircraft) to nosedive; to descend at a steep angle; to plunge
意味（1）
(of aircraft) to nosedive; to descend at a steep angle; to plunge
(of aircraft) to nosedive; to descend at a steep angle; to plunge
(of aircraft) to nosedive; to descend at a steep angle; to plunge
DiQt（ディクト）
無料
★★★★★★★★★★
