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
What did I tell you?
我不是告诉过你吗？
Are you going to Paris after you leave here?
离开这里以后，你打算去巴黎吗？
As the parents had five children, life was a perpetual struggle against poverty.
家里已有5个孩子，全家人常年在贫困中挣扎。