“vanguards”簡單造句，vanguards造句子

They are the vanguards of the working class.

The reality is that the adventurous artists are being eroded by the old rotten culture and the old systems, and we are also attacked by the self-assumed artists and fake vanguards.

They provide information for the production and research work of enterprises and play the important roles of ears, eyes, vanguards and advisers for enterprises.