laravel中类似thinkphp框架getlastsql

在thinkphp框架

我们可以通过getLastSql输出查询的SQL语句

那么在laravel中如何实现

```
$list = (new Admin())->setTable('admin')->from('hl_admin as admin')->join('hl_t_admin as h','admin.id','=','h.t_id');
\Log::info($list->toSql());
$list = $list->get();
dd($list->toArray());
```