🧩 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
Wrong number.
打错电话了。
The message is often a famous quotation, religious principle or short poem.
格言经常是一句著名的名言、宗教教条或短诗。
There were twenty cars in the race.
参加比赛的有20辆汽车。