blow-off cock排放开关;吹泄旋塞;排污旋塞;排气栓
blow-off water排污水
blow blow off生气;泄气
blow-off strip放气板
Blow-off device送风装置
blow-off top泡沫头部
blow-off tank吹泄箱
blow-off limit吹熄极限
Blow-off Wastegate高的气压会在泄压阀
PHRASAL VERB（动词词组） If you blow something off, you ignore it or choose not to deal with it. 不理会 [美国英语][非正式]
I don't think we can afford just to blow this off.
我想我们担负不起对此置之不理。