<正>硬币上出现了黑洞硬币上出现了黑洞?当然不是。其实这是英国皇家铸币局为了纪念斯蒂芬英国皇家铸币局为了纪念斯蒂芬·霍金,在50便士的硬币上面铸上了黑洞士的硬币上面铸上了黑洞。It’s been more than a year since the renowned physicist Stephen Hawking passed away. Tohonour his work, the Royal Mint put a black hole on a 50 pence coin.