So keep the garden watered. Moist soil absorbs more heat than loose,dry soil covered with mulch or vegetation.
VOA: special.2010.01.12
It's called this just because it's an electron that results when an electron absorbs a photon's worth of energy, so thus it's a photoelectron.
之所以这样称呼是因为,当一个电子吸收,一个光子的能量的结果,因此它是一个光电子。
A nutrient is considered a substance within the food, that's when it digests it, absorbs, promotes some bodily function, so that it has some metabolic health value when people consume it.
营养素是包含在食物中的物质,由人体消化,吸收,推动身体机能,食品必须具有值得人类去代谢的健康价值
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