黑洞不仅仅是宇宙的真空吸尘器;它们是测试我们物理理论极限的终极实验室。
Black holes are not just cosmic vacuums; they are the ultimate laboratories for testing the limits of our physical theories.
Perhaps if we wrote programs from childhood on, as adults we'd be able to read them.
合同本质上是不完全的,因为不可能预见所有未来的偶然事件。