productivities例句
Almost all variations in living standards are explained by differences in countries'
productivities.
幾乎全部的生活水平的不同都可以由生產率的不同來解釋.
Global warming affects
productivities of plants, and then, the structure and evolution of community.
氣候變暖影響植物生產力, 進而影響群落的結構和演化.