air cup

例句：

1. 1.She enjoys taking a hot air cup in the park on a cold day.
   她喜欢在寒冷的日子里在公园里喝热空气杯。
2. 2. The hot air cup is a popular drink in many countries.
   热空气杯是许多国家流行的饮品。
3. 3.He took a hot air cup to warm up before his presentation.
   他在演讲前喝了一杯热空气杯来取暖。