dark doldrum
the time, when electric windmills and photovoltaic are producing less or no electric energy, we need in the same time
en-GB/ˈdɑːk dɒldɹəm/
en-US/ˈdɑɹk ˈdoʊldɹəm/
the time, when electric windmills and photovoltaic are producing less or no electric energy, we need in the same time