fluffy

这只羊有着柔软蓬松的羊毛。

The sheep has ___fluffy wool.

她的演讲内容很空洞，全是些肤浅的观点。

Her speech was full of ___fluffy ideas with no real depth.

这些棉花糖又轻又软，入口即化。

These marshmallows are so ___fluffy that they melt in your mouth.