Backtrace technique
[计] 回溯技术
🧩 词语组成解析
[计] 回溯
🗣️ 情景例句
Where is the best spot in town to hang out at?
城里出去玩儿最好的地方在哪儿？
Doesn't matter what you say.
说了也没用。
What are you doing?
你在干什么呢？