Alternating trace
[计] 交替迹
🧩 词语组成解析
a. 交互的\\n[医] 交替的
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
The bible is a literary classic of the ancient world.
圣经是一部古代文学经典著作。
I know the boy whose father is an attorney.
我知道那个男孩的父亲是律师。
But that costs more.
可是那样成本较高。