Tracking spacing
[电] 跟踪间距
🧩 词语组成解析
tracking
['trækiŋ]
n. 跟踪;
v. 跟踪( track的现在分词 );跟踪摄影;留下（脏）足迹;追随（潮流等）;
spacing
['speisiŋ]
n. 间隔，间距;跨距;疏密;留间隔;
🗣️ 情景例句
He is interested in collecting foreign stamps.
他对收集外国邮票有兴趣。
She feels pity for him.
她同情他。
On this occasion, however, it had slowed down considerably.
然而这一次它的速度慢多了。