Selective trace
[计] 选择跟踪
🧩 词语组成解析
selective
[si'lektiv]
adj. 精心选择的;选择的，不普遍的;淘汰的;
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 carpet's worn out. Let's put in new wall-to-wall carpeting.
地毯已很破旧了， 我们需要装一套新的。
Diseases come on horseback, but go away on foot.
病来如山倒，病去如抽丝。
There are some armchairs in the room.
客厅里有几把扶手椅。