Deflectometer
[机] 挠度计
🗣️ 情景例句
The old couple has already been married for fifty years.
那对老夫妻结婚已经 50 年了。
What is done by night appears by day.
若要人不知，除非己莫为。
Right, I'll make a note of that.
没错，我把它记下来。