但是，某些行动装置，尤其是wml式的电话，只有在有错误的情况下才会显示回应码。

However, some mobile devices, particularly WML-based phones, show the response code only if there is an error.

youdao

但是，某些行动装置，尤其是wml式的电话，只有在有错误的情况下才会显示回应码。

However, some mobile devices, particularly WML-based phones, show the response code only if there is an error.

youdao