:::demo 示例

```html
<template>
    <div>
        <v-checkbox v-model="checked2" disabled>备选项1</v-checkbox>
        <v-checkbox v-model="checked3" disabled>备选项</v-checkbox>
    </div>
</template>

<script>
    export default{
        data() {
            return {
                checked2: false,
                checked3: true
            };
        },
    }
</script>
```
:::