Selective tracing
[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;
n. 描摹, 描图, 追踪\\n[计] 跟踪
🗣️ 情景例句
They have to be here.
它们肯定就在这儿。
First, I coundn't keep up with all the paperwork at the office.
首先我应付不了办公室的文书工作。
Don't worry.
别担心。