Roundness
n. 圆, 圆形, 球形
📖 牛津释义
roundness
n [U].
🗣️ 情景例句
Good night, Philip.
晚安， Philip。
Do you want to remit the money by air mail or by cable, sir?
您想要航空信还是电汇，先生？
and because there is so much of it the function would seem to e important.
睡眠占去那么多时间，所以其作用似乎还是很重要。