nose down短语⁵⁹¹⁰⁸ 基本例句 v.俯冲 To descend nose down at an acceleration usually exceeding that of free fall. 通常以远大于自由落体的加速度下滑。 ebigear Education happens everywhere, not just with your nose down in a book, or stuck into a computer screen. 学习无时无刻不在发生，而不只是你面前的书本或电脑屏幕。 yeeyan