carbon sinkˈkɑ:bənsiŋk短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 碳汇 The input of NPK as either organic manures or chemical fertilizers not only greatly improved soil productivity but also was of benefit to the soil as a carbon sink. 试验结果表明：以有机肥或以化肥形式配合施用 NPK不但可以极大提高土壤生产力，而且有益于增加土壤有机碳储量。 cnki