Trace exception
[计] 追踪异常
🧩 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
John is tied up at the present time.
John现在有事。
Destroy the lion while he is yet but a whelp.
杀狮应在幼小时。
Yes. I don't think it's necessary to buy the bigger one.
有哇。我认为没必要买较大的机子。