It's hard but like I said earlier as one of us have generator gas.

这很难，但就像我之前说的，因为我们其中一个人有发电机煤气。

He says the best way to prevent carbon monoxide poisoning is to learn how to use these gas generators safely.

他说预防一氧化碳中毒的最好办法是学会如何安全地使用这些汽油发电机。