During the secondary school years, extending what is learned at school is positivelyrelated to academic achievement, so the content of homework becomes more important.
在中学阶段，把在学校里学到的东西进行延伸与学业成绩呈正相关，因此家庭作业的内容变得更加重要。
2
In fact, Wharton (1993) found that high emotional labor was positivelyrelated to job satisfaction.
实际上，霍顿（1993）发现情绪劳动和工作满意度存在着肯定的关系。
3
"It was a bit of a surprise to us that high-fat dairy foods were positivelyrelated to fertility," he said.