Nigrometer
黑度计
🗣️ 情景例句
Mr. Stewart …
Stewart先生……
Who are you?
你是谁？
But I don't understand. You returned the necklace to me the next afternoon. I remember very well.
不过，我还不懂。我记得很清楚，你们第二天下午就把项链还给我了。