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
you can wash the dishes and clean up after dinner.
你就在晚餐后洗盘子和收拾桌子。
He comes bothering me day after day.
他每天都跑来打扰我。
I don't know.I've already had my holiday this year.
我不知道。今年我已度过假了。