blow-off valve

例句：

1. 1. The engineer replaced the old blow-off valve with a new one.
   工程师用一个新的排气阀替换了旧的。
2. 2.The car had a blown-off valve that needed to be repaired.
   汽车有一个需要修理的排气阀。
3. 3. During maintenance, the technician found a small hole in the blow-off valve.
   维护期间，技术员发现排气阀上有一个小洞。