Relative track number
[计] 相对磁道号
🧩 词语组成解析
relative
['rɛlətɪv]
adj. 相关的;相对的;相互有关的;比较而言的;
n. 亲属，亲戚;相关物;亲缘植物（或动物）;[语法学]关系词;
relat=relate联系+ive名词后缀，表人 →亲戚
track
[træk]
n. 小路，小道;痕迹，踪迹;轨道，音轨;方针，路线;
vt. 跟踪;监看，监测;追踪;
vi. 沿着轨道前进;沿着一条路走，旅行;位于一队列中;
track(draw)→足迹；轨道；线路；追踪
🗣️ 情景例句
The world could be heading for an economic recession.
世界也许正在走向经济衰退。
Step by step the ladder is ascended.
登梯需要逐级登。
The currents of air that the walls of the ship direct upwards, as well as in the line of its course, are enough to give the great bird with its immense wings sufficient sustenance and progress.
沿船体的上升的气流和沿航线向前的气流给这种巨翼大鸟以足够的浮力和推力。