aerator
n. 通风装置
例句
Use showers, not baths. Install a flow-reducing aerator for the shower head 0.1.
使用淋浴,不用浴缸。
Let the water run for several minutes, check for leaks, and then reattach the aerator.
让水流出几分钟,检查是否漏水,然后将透气口归位。
Aerator should be generally placed in the center of fishpond or like windward on the drawing.
增氧机一般应放置在鱼池中央,或图略偏上风的位置。