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Annuals, as a general rule , are very responsive to phosphorus fertilization.通常说来,对一年生植物施用磷肥是相当有效的.Phosphorus is essential to plant growth.植物生长需要磷.A stick of phosphorus fell on the floor.一块磷条掉在地上....
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white phosphorus白磷, 黄磷Phosphorus and its compounds are non renewable and non replaceable limited resources.磷是一种不可更新、难以替代的有限自然资源.Phosphorus is essential to plant growth.植物生长需要磷.red phosphorus红磷, 赤磷White or Yellow phosphor...
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phosphorus的音标：phosphorus的英式发音音标为：['fɒsfərəs]phosphorus的美式发音音标为：['fɑsfərəs]...