Activity trace
[计] 活动跟踪, 活动追踪
🧩 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
I am, too. But didn't you just get on?
我也是。可是，你不是刚上车的吗？
Hold your horses.
耐心点儿。
It looks a bit like a deer. There's its head and there are its feet.
它看起来有点像鹿，那是鹿头，那是鹿脚。