He bows his head and is willing to be a Ruzi Niu.

“A cold brow is pointed at a thousand people, but one bows one’s head and is willing to be a bully” comes from Lu Xun’s “Self-mockery”, which means: A cold brow is turned on by those who have no conscience and a thousand people are pointing their fingers at, but one is bending down and is willing to do things for the common people. Ruziniu.

It means never giving in to the enemy and being willing to serve the people.

Appreciation

In this poem, the two lines "Hengmei" have become famous quotes. "Hengmei" and "bow down" vividly describe the two ways that revolutionary soldiers treat the enemy and treat the people. A completely different attitude. These two sentences are not only profound but also vivid. Comrade Guo Moruo praised this couplet in the "Preface to the Manuscript of Lu Xun's Poems": "Although there are only fourteen words, the power of life and death is clear between love and hate; it fully expresses the spirit of unity and struggle. This is truly unprecedented and will be followed by others." The Initiator."