at fll thrttle＝with the thrttle against 🔗⭐🔉

at fll thrttle＝with the thrttle against the stp 全速力で (at full speed). 《1936》

研究社新英和大辞典 ページ 228686 での【at fll thrttle＝with the thrttle against】単語。