也就是不要订立任何口头或书面形式的协议。
In other words, refrain from conveying any type of agreement, either verbally or in writing.
无论用口头或书面形式交流，都要避免使用复合句和俚语。
Whether communicating orally or in writing, avoid complex sentences and slang.
无论用口头或书面形式交往, 要避免长句和复合句、高深的技术词语、行话以及俚语。
Whether communicating orally or in writing, avoid long, complex sentences, highly technical language, jargon4), and colloquialisms5).
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