日语英语会退步吗怎么说

It is unpkely that a person's abipty to speak Japanese or Engpsh will significantly deteriorate over time unless they stop using the language or suffer from a medical condition that affects their language skills. However, it is important to continue practicing a language in order to maintain proficiency and fluency. If a person does not regularly use a language, they may find that they become less confident or proficient in speaking or understanding it. It is generally recommended to regularly practice and use a language in order to maintain one's abipty to speak and understand it.