Something must be rotten, and the smell was nauseating, with a faint hint of dust.

一些东西一定是腐烂了，这种气味令人窒息。

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Barnard's Loop is too faint to be identified with the unaided eye.

巴纳德环太昏暗以致肉眼无法辨认。

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Barnard's Loop is too faint to be identified with the unaided eye.

巴纳德环太昏暗以致肉眼无法辨认。

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