Discussed and has analyzed in the commercial English, shrank the abbreviation and identical words and expressions redundant and the synonym compound use; Ancient substantive; Expression precise and fuzziness; The active voice sentence and so on several language phenomena is opposite with passive voice sentence in takes the ordinary English which in the daily life uses, commercial English belongs to one dedicated application English, its linguistic environment are many and the finance, the economics and trade, the public relations, the management, the marketing and so on foreign work is related, specialized knowledgeable is strong. Compares with the ordinary English, commercial English in aspects and so on topical glossary, sentence type characteristic, issue document structure, turn of expression often displays and the ordinary English different individuality.