每日口說挑戰 牙醫也愛吃糖？棉花糖竟然是牙醫發明的！(The Dentist Who Created Cotton Candy)

今日挑戰句子

The device rapidly spun and melted sugar through small holes until it was fluffy and nearly 70 percent air.

這個機器會急速轉動並從小洞熔化糖果，直到它裡面有百分之七十的空氣而變得膨膨的。