对那些以科学思考的人来说，他们会猜想这明星是否是一颗彗星，也许是哈雷慧星吧；

For the scientifically-minded, they wonder whether the star was a comet, perhaps Halley's comet;

youdao

1986年看见哈雷慧星的千百万人当中，有多少人能够长寿到足以目睹它在二十一世纪的回归呢？

Of the millions who saw Haley’s comet in 1986, how manypeople will live long enough to see it return in the twenty-firstcentury.

youdao

1986年看见哈雷慧星的千百万人当中，有多少人能够长寿到足以目睹它在二十一世纪的回归呢？

Of the millions who sawHaley’s comet in 1986, how many people will live long enough to see itreturn in the twenty-first century.

youdao