protean
/prəʊˈtiːən/adjective
1- tending or able to change frequently or easily变化多端的, 易变的：
it is difficult to comprehend the whole of this protean subject.
全面理解这个变化多端的题目很困难。
1.1
- able to do many different things; versatile多才多艺的：
protean thinkers who scan the horizons of work and society.
能广察工作和社会视域的多才多艺的思想家。
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