桑德加特坐在一间无窗户的实验室里的一张椅子上,他的左手握着一块墨黑的大燧石。
He sits on a chair in a windowless laboratory and cradles a large rock, or core, of jet-black flint in his left hand.
桑德加特坐在一间无窗户的实验室里的一张椅子上,他的左手握着一块墨黑的大燧石。
He sits on a chair in a windowless laboratory and cradles a large rock, or core, of jet-black flint in his left hand.
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