B:Have you decided, yet? 你决定了吗? A:I don't know anything about American food. What do you recommend? 我不了角美国的菜,你能推荐吗? What would you recommend? 你能推荐什么菜? What's today's special? 今天的特餐是什么? I'll have what you suggest. 我要点你所推荐的菜。 A:What's this? 这是什么? B:Simply speaking, it's a sirloin steak with sauce. 简单的说,这是上腰牛排加调味料。 Would you explain what this is? 你能说明这是什么吗?