Sleuthing
n. （非警方人员所做的）调查, 侦察
🗣️ 情景例句
with photographs of my family, I cried.
连同家人照片时，我哭了。
He who laughs at crooked men should need walk very straight.
正人先正己。
The young man did not wake up until the bed had struck the ground.
那年轻人直到床撞到地上才醒了过来。