Sleuthing
n. （非警方人员所做的）调查, 侦察
🗣️ 情景例句
Could I have the bill, please?
我能买单吗？
They jumped at the unexpected noise.
他们因突如其来的声音吓得跳了起来。
Great! Look! I can do it.
天哪！我也会了！