前线的军队迅速前进。

The military on the front went swiftly ahead.

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但现在我们必须离开它，并且迅速前进。

But now we must leave it, and go in haste.

youdao

随后它迅速前进，带来的降雨量并未集中在任何一个地方，因此降低了洪涝的危险。

It then moved quickly enough that its rainfall was not concentrated in any one place, thus reducing the chances of flooding.

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