(a) the rate at which a mine shaft is excavated (now rare); (b) the speed with which a body sinks or is sinking; esp. the rate at which a glider…
| 单词 | θ206934 |
| 释义 | society > travel > air or space travel > action of flying (in) aircraft > navigation of course of aircraft > [noun] > speed (5) sinking speed1860 (a) the rate at which a mine shaft is excavated (now rare); (b) the speed with which a body sinks or is sinking; esp. the rate at which a glider… air speed1909 The velocity of an aircraft (or of anything travelling through the air, as a bird, insect, etc.) in relation to the air through which it is… land-speed1910 (a) speed (of an aircraft) relative to the ground; (b) speed on the ground (e.g. in a motor vehicle). landing speed1911 the speed at which an aircraft lands (see also quot. 1911 landing gear n.). flying speed1917 the speed of an aircraft at take-off or in normal level flight. |
| 随便看 |
|
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。