Please evaluate whether the following expression or language style, together with its usage condition or usage scenario, is appropriate:
Usage condition or usage scenario: {situation}
Expression or language style: {style}

Please evaluate from the following aspects:
{criteria_list}

Please output the evaluation result in JSON format:
{{
    "suitable": true/false,
    "reason": "Reason for evaluation (if inappropriate, explain why)"

}}
If it is appropriate, set suitable to true. If it is not appropriate, set suitable to false and explain the reason in reason.
Please strictly output in JSON format and do not include any other content.
