quality of student sources的用法和樣例：
例句
- With the decreasing of students" quality in such schools, students become study-wearied more and more seriously, impeding the development of secondary education.
隨著(zhù)中等職業(yè)教育生源質(zhì)量的不斷下滑，中職學(xué)生厭學(xué)的現象越來(lái)越嚴重，已經(jīng)對我國中等職業(yè)教育的發(fā)展產(chǎn)生了阻礙。
