Vigorous in example sentence
The Four Uns, as they famously came to be known, sparked a vigorous internal debate in China that led to major rethinking of the Chinese economic-growth model and a series of new strategic plans and reforms – the 12th and 13th Five-Year Plans (of 2011-15 and 2016-20, respectively) and the so-called Third Plenum Reforms (of late 2013).