lost in translation

Years ago, I was a student-teacher at a local high school. My mentor-teacher related the following story to me: A girl walked into the classroom wearing a very stylish new dress. The teacher remarked, "Ooh, tres chic!" The girl instantly frowned, sat at her desk, and began to pout. The teacher was puzzled by this reaction and asked the girl what was wrong. She replied, "You said that I looked trashy!"