立秋一过,夜间的露水就逐渐增多。露水是空气中的水分在夜间气温下降过程中形成的微小水珠。立秋之后白天与夜间的温差增大,露水自然就增多。 露水对植物和农作物来说是必不可少的,盆景花卉经常放在户外露宿一下,让它们喝点露水后枝叶就 Once autumn, the dew at night gradually increased. Dew is the water in the air during the night the temperature drops in the formation of tiny drops of water. After the beginning of autumn, the temperature difference between day and night increased, dew naturally increased. Dew on the plants and crops is essential, bonsai flowers are often laid outdoors and let them drink dew after the branches on the