Sleuthing
n. （非警方人员所做的）调查, 侦察
🗣️ 情景例句
Where is your family from?
祖籍在哪里？
And also hope you will be able to make unique contribution to the economy of both countries.
同时期望你们为中美两国经济做出卓越的贡献。
We practise entrances and exits.
我们排练登场和退场。