Trace interval
[计] 跟踪区间, 追踪区间
🧩 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 continued to teach piano lessons at home.
我继续在家教钢琴。
It is better to do well than to say well.
理论好不如实际好。
He says that all this happened after I started work.
他说，这一切都是在我开始工作后才发生的。