一切是,同时又不是。
A ship is always referred to as "she" because it costs so much to keep one in paint and powder.
量子理论是一个绝佳的例子,展示了理论如何既奇特又真实。
一个伟大的故事是那种在你翻完最后一页后仍长久陪伴你的故事。
What do we call visible light? We call it color. But the colors are only the names we give to the way light behaves when it hits something.