a：what's this?
这是什么?
b：simply speaking, it's sirloin steak with sauce.
简单地说，这是上腰牛排加调味料。
would you explain what this is?
请你说明这是什么好吗?
is this good?
这味道好吗?
what comes with the captain's plate?
captain's plate是什么菜?
what's in the combination platter?
拼盘内是什么菜?