WeatherEvent

Represents a Weather-related event

代表与天气有关的事件。

译注：该事件未实现 getHandlers() 和 getHandlerList() 方法，无法直接监听。

Returns the World where this event is occurring

@return World this event is occurring in

该方法用于获取涉事世界。

@return 涉事世界。