Hughes, a British television host and popular historian known for her book on Helen of Troy, does it by concentrating on the shape of the doughnut around the hole.
作家Bettany Hughes是英国电视节目主持人，因为写书《Helenof Troy（特洛伊的海伦）》而为人们所熟知，成为流行历史学家。她的这本新书就要集中描写“甜甜圈”中的那个黑洞。
Hughes, a British television host and popular historian known for her book on Helen of Troy, does it by concentrating on the shape of the doughnut around the hole.
作家Bettany Hughes是英国电视节目主持人，因为写书《Helenof Troy（特洛伊的海伦）》而为人们所熟知，成为流行历史学家。她的这本新书就要集中描写“甜甜圈”中的那个黑洞。
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