Track selector
[计] 磁道选择器, 选道器
🧩 词语组成解析
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
selector
[si'lektə]
n. 选择者，选择器;
🗣️ 情景例句
The policemen could not cope with the crowds.
警察不能对付群众。
I hope you have a good trip.
祝你旅途愉快。
It is impossible to make more than the wildest guess at how many they kill, but they are hungry creatures, not content with only three meals a day.
它们一年中消灭了多少昆虫，我们简直无法猜测，它们是吃不饱的动物，不满意一日三餐。