Rationalness
n. rational（推理的）的变形
🗣️ 情景例句
You can play it practically anywhere. How good are you at it, Mr. Lu?
你可在任何地方练习球。陆先生，你擅长乒乓球吗？
I apologize for that, sir.
请您原谅。
A telescope would have to be as far away as the planet Jupiter to look for life in outer space, because the dust becomes thinner the further we travel towards the outer edges of our own solar system.
望远镜要放置在木星那样遥远的行星上才有可能在外层空间搜寻生命。因为我们越是接近太阳系的边缘，尘埃就越稀薄。