GY_zhishiku_admin/app/Models/MedicalOption.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use App\Model\MedicalQuestion; // 注意这里改为 App\Model

class MedicalOption extends Model
{
    protected $fillable = [
        'medical_question_id',
        'content',
        'score',
    ];

    public function question()
    {
        return $this->belongsTo(MedicalQuestion::class, 'medical_question_id');
    }
}