Sprintf
n. 把格式数据写成串（函数指令）
🗣️ 情景例句
May I ask who's calling?
请问你是谁？
I can't remember what John was doing yesterday afternoon.
我不能记得约翰昨天下午正在做的东西。
Let's watch TV with a candle on.
咱们点上蜡烛看电视吧。