Tell-tale wisps of grey smoke rise above the tree cover to point the way.

屡屡的灰烟飘荡在上空指向工厂的方向。

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Photo Tip: Choose a vantage point upwind from the blowing smoke.

摄影提示：在烟雾吹来的逆风处选择一个有利位置。

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Photo Tip: Choose a vantage point upwind from the blowing smoke.

摄影提示：在烟雾吹来的逆风处选择一个有利位置。

youdao