diffuser

🇬🇧/dɪˈfjuːzə(r)/ 🇺🇸/dɪˈfjuːzər/ 2
a person or thing that diffuses 散布者; 弥漫物

noun [专属名词][机] 扩散器;散布者;[航] [机] 扩压器

If they know what they're doing they'll probably use a diffuser as pictured.
如果理发师知道他们的职责,他们可能会用图上的吹风机。

单词造句:
网友用“Diffuser”造句精选
A few drops of essential oils in your bath or in a diffuser will do the trick. 在浴室或喷雾器里滴入几滴精油会起作用。
It is not only the diffuser, it is just a different philosophy of designing the car. 这不仅仅是一个扩散器,而是一部拥有另一种设计概念的赛车。