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
But right now, I'm kind of short of cash.
但现在，我手头很紧。
Knowledge will not be aquired without pain and application.
不花力气，不下功夫是得不到知识的。
On the village green, where you pick up sides and no feeling of local patriotism is involved, it is possible to play simply for the fun and exercise:
在乡间的草坪上，当你随意组成两个队，并且不涉及任何地方情绪时，那才可能是单纯的为了娱乐和锻炼而进行比赛。