A Galactic wind blowing from the Milky Way nucleus has swept up a few hundred clouds of atomic gas. New observations reveal dense molecular cores in two of these clouds, indicating a high loss rate of interstellar gas from the Galactic centre.

中文翻译：

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银河系风已逝

从银河系原子核吹来的银河风吹扫了几百个原子云。新的观测结果表明，在其中的两朵云中有密集的分子核，这表明银河系中心星际气体的损失率很高。