A gas in solution diffuses from region of greater to one of less concentration.溶液中的气体由浓度较高的区域向浓度较低的区域扩散.The moisture present in all foods absorbs the flavour of the smoke and eventually diffuses that flavour into its int...
他们用各种废料制造堆肥。They make compost out of all kinds of waste.将已收获过的黄瓜、西红柿和其他作物的秧蔓割下，制成堆肥。Cut down and compost spent cucumbers, tomatoes and other crops.应该把花园里所有枯萎的花草制成堆肥，然后再用它们给花园施肥。All garden waste should be composted and re...