求翻译：课堂上不再是老师虚无的表情和乏味的陈述，而是教授对哲学理论环环相扣的辨证分析，并将理论运用来思考复杂且动荡不定的现代社会的种种问题；是什么意思？

The classroom teacher is no longer boring nothingness of expression and presentation, but the philosophy professor interlocking dialectical analysis, and theory to think about the use of complex and volatile problems of modern society;

正在翻译，请等待...

In the classroom no longer is teacher the nihility expression and the tasteless statement, but is professor the dialectical analysis which is linked together to the philosophy theory, and ponders the theory utilization complex also unstable modern society's all sorts of questions;

Class statement is no longer a teacher expression of emptiness and boredom, but Professor of philosophical analysis of syndrome differentiation and interlocking, and the application of theory to think about the complex and volatile problems of modern society;

On the classroom is no longer expression and dull statement of teacher's nihility, but it is the dialectical analysis that the professor is all linked with one another to the philosophical theory, and use the theory to ponder over all sorts of questions of the complicated and cranky modern society;