on one's feet
01
立ち上がっている, 健康な
in good health after a period of illness or injury
idiom
例
Despite suffering from a serious flu, Maggie stayed on her feet and continued to work throughout the illness.
手術の後、彼が再び立ち上がるまでに数日かかった。
02
急成長している, 成長中
used to refer to a company, organization, etc. that is prosperous and developing rapidly
idiom
例
The startup faced stiff competition from established players in the market, but it was able to remain on its feet by innovating and delivering a superior product.
強いリーダーシップのおかげで、その会社は再び成長軌道に乗った。
