VOA慢速英语2014.09.11 growing, caused, around, usually, should

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__________________________________ He says the spots are usually caused by too much water. After heavy rains or too much watering, he advises pulling away mulch temporarily from around the roots. This will help dry the soil. 他说这些斑点通常是由太多水分造成的.他建议大雨过后或者浇太多水之后,把覆在根部的覆盖物暂时拿掉.这能够使泥土更快变干.

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