on one's feet は両足で立っている状態のこと。1;56 move it, Reese. on your feet, soldier. 動け、リース。立つんだ、兵隊。
The Terminator 1984: Final Scene 4K (Full Version)
0:19 it's reminding many of the moment King Charles III was also unsteady on his feet.（王室警備兵の転倒は）チャールズ国王も足元がおぼつかなかったことを思い起こさせる。
Royal Guard Collapses Near Queen Elizabeth II’s Coffin
3:31 on your feet. 立て！
Jane confronts the 5 suspects - "I waited ten years for this moment."
3;45 people in this stadium are on their feet. 観客は総立ちです。
Women's 400m Hurdles Final | World Athletics Championships Oregon 2022
練習問題解答
b-4125 on their feet
