...hair spray.是什么意思？

...hair spray.

喷发胶

hair

n. 头发，毛发，（动、植物的）毛，一丝丝，些微，毛发织物；

例句
The wind pushed his hair across his face.
他的发丝随风拂面。

spray

vt.& vi. 喷，喷射；n. 喷雾，喷雾器，浪花，（用作装饰的）小树枝；

例句
The nasal spray was new on the market and highly efficacious.
这种鼻腔喷雾剂是新上市的，非常有效。