如果拜登当选,你将要付7元、8元、9元。
If Biden got in, you'd be paying $7, $8, $9.
真相很少纯粹,也绝不简单。
对称性不仅是自然的一种属性,而且是寻找物理定律的指导原则。
要快乐,我必须拥有我的书和一片天空。
我想我是不敢开心了,因为每次都会乐极生悲。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.