Eulerian trace
[计] 欧拉迹
🧩 词语组成解析
a. 欧拉的
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
to live with my son and his family.
和我儿子和他的家人住在一起。
Have you seen the doctor?
你看过医生了吗？
He's awful!He telephoned me four times Yesterday, and three times the day before yesterday.
他讨厌透了！他昨天给我打了4次电话，前天打了3次。