当您需要打电话订外卖时,您可以使用以下口语表达:
```
Hello, I would like to place an order for delivery.
```
如果您需要询问菜单上的菜品,可以说:
```
Could you please tell me what's on the menu?
```
当您决定点餐时,可以这样表达:
```
I'd like to order [dish name] and [dish name], please.
```
请根据您的具体需求替换方括号中的菜品名称。希望这些表达能帮助您顺利订餐