upper circles的用法和樣例：
例句
- Ablative laser resurfacing is a process by which the upper layers of aged or damaged skin are vaporized by applying a controlled laser beam.
鋪的是激光燒蝕過程中上層人士年齡或損壞皮膚蒸發運用控制激光束。 - Purchasing a private island has become the hottest way of immovable property investment among European and American upper class.
購置一座私人島嶼，已是歐美中上層人士中最為熱門的不動產投資方式。
辭彙搭配
- upper circles 上層人士
