I am frugal in my menu choices.

我在菜单选择上很节俭。

You accidentally reveal to the entire company what menu choices you would prefer at the staff Christmas dinner, or what holiday you'd like to take.

您不小心向整个公司透露了您希望在员工圣诞晚宴上选择哪些菜单选项， 或者您希望度过什么样的假期。