The safety manual warns that working in sealed tanks can cause asphyxia within minutes.

安全手冊警告，在密閉槽體內作業可能在數分鐘內導致窒息。

Our insurance policy covers workplace accidents, including asphyxia caused by toxic gas leaks.

我們的保單涵蓋職場意外，包括有毒氣體外洩造成的窒息。

The hotel installed carbon monoxide detectors after a guest nearly died of asphyxia.

一名房客差點因窒息身亡後，飯店加裝了一氧化碳偵測器。