Contour tracing
[计] 轮廓跟踪
🧩 词语组成解析
contour
['kɔntuə]
n. 外形，轮廓;（地图上表示相同海拔各点的）等高线;概要;电路;
vt. 画轮廓（等高线）;
adj. 显示轮廓的;
n. 描摹, 描图, 追踪\\n[计] 跟踪
🗣️ 情景例句
Have you had dinner yet?
你吃晚饭了吗？
What did he tell you?
他告诉你什么？
It is no use starting late in life to say:
年老的时候说