兩個(gè)摔跤手繞轉(zhuǎn)了一會(huì)兒之后, 就扭斗在一起了.After circling around for a minute, the two wrestlers came to grips with each other.兩顆中子星相撞前, 它們必然是一對(duì)互相繞轉(zhuǎn)的雙星系統(tǒng).Before the two neutron stars collide, they would orbit each other as a binary system.然...