Spacing track
[计] 间隔道
🧩 词语组成解析
spacing
['speisiŋ]
n. 间隔，间距;跨距;疏密;留间隔;
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
I have a job, and I have Michelle.
我有工作 ，我也有Michelle。
To see a plane
看飞机
and by measuring the time interval between the taps and the receipt of the echoes, the depth of the sea at that point can be calculated.
测出回声间隔的时间，便可算出该处海洋的深度。