Tracing velocity
[计] 跟踪速度
🧩 词语组成解析
n. 描摹, 描图, 追踪\\n[计] 跟踪
🗣️ 情景例句
Oh, it's a quarter to four,
噢 ，差十五分就四点了，
Would you mind if I opened the window?
我开窗，可以吗？
Be sure to call me if you need anything.
如有什么需要，请叫我