Contrast is to set off the main image from the opposite side by using a sub-image that is opposite and different from the main image.
Positive contrast is to set off the main image from the front with a sub-image similar to the main image.
2. The characteristics of things are different.
The main object (body) on which the foil depends has opposite characteristics or different situations with the foil (lining).
The main thing (body) supported by the front lining is similar or the same as that supported by the foil (lining).
Extended data:
Positive and negative comparative analysis:
1, positive lining
Cui Hu in the Tang Dynasty wrote "South Village of the Capital": "Last year today, at this gate, peach blossoms set each other off. People don't know where to go, and peach blossoms are still smiling in the spring breeze. "
This is a lyric poem. In the seemingly narrative, the author compares "today last year" with "today this year", highlighting that "today this year" is also the same sentimental feeling at this moment, and that face is gone.
Step 2 compare
Mao Zedong's The Operator of Yongmei is already a cliff full of ice and beautiful flowers.
This word sets off "beautiful flowers" with "ice on the cliff", which vividly shows the spirit of Meihua (a true Marxist) who is not afraid of violence, dares to struggle, dares to win and despises false Marxists.
Baidu Encyclopedia-Comparison
Baidu Encyclopedia-Positive Contrast