喷粉器的英文：
dry sprayer
duster
powder blower
blow gun
disperser
dusting beak
powder-blower

参考例句：

Dry spray: An anti-set-off spray using dry powder.
喷粉器:用干粉喷剂的防止反印喷粉器。

dry是什么意思：
adj. 干燥的；干旱的；（酒）不甜的；（使）口渴的；
v. 使干燥；变干；晒干；风干

A kiln for drying hops or malt or drying and curing tobacco.
烘炉烘啤酒花或麦芽或烘烤加工烟草的干窑

The ship was dry and no liquor was allowed.
船上是禁酒的，不准卖含酒精的饮料。

The work will drain him dry.
那工作会耗尽他的精力。

duster是什么意思：
n. 掸子,打扫灰尘的人

He gave his counter a polish with a soft duster.
他用软抹布擦亮了自己的柜台。

Power pesticide dusters can be calibrated and used to apply fertilizer
动力杀虫剂可以调整用来施肥。

Power pesticide dusters can be calibrated and used to apply pertilizer.
动力杀虫剂可以调整用来施肥。