criticize in a small way but help in a big way;minor attacks in words but major help in deeds
❍ 作者在文章里谴责首相了？ 那是～。So the author has denounced the prime minister in his article? He only criticizes in a small way but helps in a big way.
小骂大帮忙xiao ma da bang mang
criticize on minor aspects while helping on major issues
小骂大帮忙
criticize on minor aspects while helping on major issues;render substantial support behind non-essential criticism