帮忙用英语翻译以下几个句子（请不要用翻译器翻译,谢谢）!

1. 商务英语的语言形式、词汇、以及内容等方面与专业知识密切相关.

The linguistic form, vocabulary contents and so on of Business English are close interrelated to the professional knowledge.

2. 商务英语用词明白易懂、正式规范、语言平实.

The phraseologies of Business English are easy and clear to understand, formal and normative, and natural in diction.

3. 商务英语句子结构比较复杂,句式规范,文体正式.

The sentence structures of Business English are relatively complex, syntactical structures arenormative, literary styles are in due form.

4. 商务英语在陈述事物时往往具体、明确,绝不含糊其词.

When setting forth things in it, Business English is concrete and straightforward more often than not, and not equivocated in the least.

5. 在国际商务英语应用文特别是国际商务信函中,礼貌是其中非常重要的语言特点.

In practical writing‍ of international business English especially in the international buisiness letters, the manners are one of its all-important language feature.