森林火灾重防范严控火源是关键的翻译：Forest fire prevention of exercising strict control over the source of fire is the key 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Strict control of forest fires, heavy fire prevention is the key

Forest fire prevention of exercising strict control over the source of fire is the key

The forest-fire guards against strictly controls the fire hazard is again the key

To prevent forest fires is strictly controlling sources of ignition key

Forest fire prevention of exercising strict control over the source of fire is the key