Trace vector
[计] 跟踪向量, 追踪向量
🧩 词语组成解析
trace
[tres]
vt. 跟踪，追踪;追溯，探索;探索;查找;
vi. 沿着一小径或道路前进;可以追溯的;
n. 痕迹，踪迹;微量，极少量;[植]（脉）迹;痕迹;
trace(draw)→回溯
🗣️ 情景例句
I am on speaking terms with him.
我和他只是泛泛之交。
Kind words butter no parsnips.
画饼充饥。
He always took off his shoes and threw them on the floor.
他总是脱下鞋子，把它们丢在地板上。