asphyxial

例句：

1. 1.The poisonous gas caused the victims to become asphyxial.
   有毒气体导致受害者窒息。
2. 2.The firefighters were able to save the lives of the trapped people by using an asphyxial device.
   消防员使用一种致命的设备成功救出了被困的人们。
3. 3. The sudden drop in temperature made it difficult for the animals to breathe, resulting in an asphyxial condition.
   温度的突然下降使动物难以呼吸，导致了窒息的状况。