cutting oxygen

例句：

1. 1.The cutting oxygen is essential for the growthof plants.
   切割氧气对植物的生长至关重要。
2. 2. Thecutting oxygen was used to power the machine.
   切割氧气被用来为机器提供动力。
3. 3. Thecutting oxygen was released into the atmosphere duringthe experiment.
   在实验中，切割氧气被释放到大气中。