一个看不见、听不着的信息，根据定义来说是无效的。的翻译：An invisible, not to listen to information, is invalid by definition. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

An invisible, listen to the information vain, by definition is invalid.

An invisible, not to listen to information, is invalid by definition.

Cannot see, not to be able to listen the information, according to the definition is invalid.

an unseen, that could not hear the message that, by definition is not valid.

An invisible, not to listen to information, is invalid by definition.