点餐时用英文表达，以下是一些基本的句子和短语，可以帮助你顺利地与服务员沟通：

1. Basic Greetings and Introduction

"Good morning/afternoon/evening."

"Hello, I would like to make a reservation for tonight."

"Hi, I'm here to order."

2. Expressing Your Appetite

"I'm a bit hungry, could you recommend something?"

"I'm quite full, but I could go for a light snack."

3. Ordering Food

"Could I have a menu, please?"

"What do you recommend for appetizers?"

"I would like to order the [specific dish], please."

"Is there a vegetarian option?"

"How would you describe the [specific dish]?"

"Could you make that dish without [ingredient]?"

"I would like to have [dish] with [sauce/condiment]."

"I'll have the [dish], but please hold the [ingredient]."

"Do you have any special dishes today?"

4. Drinks

"Could I have a glass of water, please?"

"I would like a cup of coffee."

"I'll have a soft drink."

"How about a bottle of wine?"

5. Special Requests

"Could you make that dish gluten-free?"

"I'm allergic to [allergen], could you check the ingredients?"

"Could you bring the salad dressing on the side?"

6. Additional Information

"Could you tell me the price of the [dish]?"

"How long will it take to prepare?"

"Do you have any dietary restrictions?"

"Is there a discount for [student/elderly/etc.]?"

7. Finalizing the Order

"That's all for now, thank you."

"Could you bring the check, please?"

"I'll take that as my appetizer and the [main dish] for the main course."

8. Checking the Order

"Could you repeat my order, please?"

"Is everything correct on this order?"

Remember to speak clearly and slowly if you're not a native English speaker, and don't hesitate to ask for help or clarification if needed.