Viagraph
n. (检测路面平坦程度等的)路面情况指示器
🗣️ 情景例句
Good evening, how may I help you sir?
晚上好，你需要帮助吗？
Grasp the shadow and let go the substance.
舍本逐末。
Excuse me. What's the time?
对不起，几点了？