The shale was deposited in an oxygen-deficient lake where lethal gases sometimes bubbled up and killed animals.
页岩沉积在一个缺氧的湖泊里，那里有时会冒出致命的气体，杀死动物。
2
The results show potential application of oxygen-deficient LCMO thin films in optoelectronic devices.
实验显示出缺氧钙钛矿薄膜在光电器件上的巨大应用潜力。
3
Pulmonary heart disease often causes the lung to be oxygen-deficient, which will induce respiratory distress and in worse instances may cause the patient to be dead.