Piperinic acid
[化] 胡椒酸
🧩 词语组成解析
🗣️ 情景例句
Why is he blowing his horn like that?
为什么他这样子按喇叭？
Did I hear you right?
我有没有听错？
I had been asked to drive in heavy traffic and had done so successfully.
按照要求在车辆拥挤的路上驾驶，我圆满地完成了。