Rationalness
n. rational（推理的）的变形
🗣️ 情景例句
The professor runs a restaurant on the side.
这个教授的副业是开饭馆。
Buyers always pay great attention to packing.
买方通常很注意包装。
Yes, I'll be free. I'd like to go.
是的，有空。我想去。