“发泄”英语怎么说？

Vent

vent
vent 1
AHD:[vµnt]
D.J.[vent]
K.K.[vWnt]
n.（名词）
A means of escape or release from confinement; an outlet:
表达，发泄：从被限制中逃离或解脱的方法；发泄途径：
give vent to one's anger.
发泄愤怒
An opening permitting the escape of fumes, a liquid, a gas, or steam.
通风孔；排放口：排放烟雾、液体、气体或蒸汽的开口
The small hole at the breech of a gun through which the charge is ignited.
火门：弹药通过其点燃的枪后膛上的小孔
Zoology The excretory opening of the digestive tract in animals such as birds, reptiles, amphibians, and fish.
【动物学】 肛门：鸟、爬行动物、两栖动物以及鱼等动物的消化道的排泄口
Geology
【地质学】
The opening of a volcano in the earth's crust.
火山口：地壳中的火山的开口
An opening on the ocean floor that emits hot water and dissolved minerals.
大洋底部散发热水并溶解矿物质的一个开口
v.tr.（及物动词）
vent.ed,vent.ing,vents
To give often forceful expression or utterance to.
表达，发泄：作出通常是强有力的表达或陈述
To release or discharge (steam, for example) through a