went through channels meaning in English
按步就班
Examples
- Our country university students " psychological health education has gone through channel into issue , explored one , started one and popularized one since it was launched in the middle period of the eighties
我国大学生心理健康教育从80年代中期开展以来，经历了导入期、探索期、起步期、推广期，现在进入了全面发展的新阶段。