Tā dì yī cì zuò tóuděng cāng, kāi le ge dà yánghūn.
It was his first time in first class — a serious first taste of luxury.
Tips
history
Originally 洋荤 referred to Western-style meat dishes (鸡鸭鱼肉). Now the phrase covers any first-time exposure to something foreign, novel, or fancier than usual.