Tracking velocity
[计] 跟踪速度
🧩 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）;
🗣️ 情景例句
What do you think of the terms of payment?
关于付款条件你们有什么意见？
Don't count your chicken before they are hatched.
不要过早乐观。
The secretary told me that Mr.Harmsworth would see me.
秘书告诉我说哈姆斯沃斯先生要见我。