I have worn myself thin trying to find out about this comet, and I know very little now in the matter.
为了弄清这颗彗星的情况,我已经精疲力尽了,现在我对它所知甚少。
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Myself
为了弄清这颗彗星的情况,我已经精疲力尽了,现在我对它所知甚少。