广泛 guǎngfàn wide
wide; broad; extensive; widespread
How to remember 广泛: 广 broad + 泛 to drift = wide.
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How it is used
- Wide/extensive in scope: 广泛应用 (guǎngfàn yìngyòng) widely applied; 广泛的兴趣 broad interests.
- Adverbial "widely" and attributive "broad"; about breadth of coverage, not physical size.
- Contrast 广大 (vast area/masses) - 广泛 is about wide-ranging scope of use or influence.