Trace vector stack
[计] 跟踪向量, 追踪向量栈
🧩 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
stack
[stæk]
n. 垛，干草堆;（一排）烟囱;层积;整个的藏书架排列;
vt.& vi. 堆成堆，垛;堆起来或覆盖住;洗牌作弊;秘密事先运作;
🗣️ 情景例句
I majored in economic and trade English.
我主修的是经贸英语。
Be careful whom you appoint to the position of manager.
你该当心你所任命的那个经理。
Yes, I remember. You were not here yesterday. What was wrong? Were you ill?
是的，我记得。你昨天没有来。怎么啦？你病了吗？