potholing

noun
🔊/ˈpɒthəʊlɪŋ/
🔊/ˈpɑːthəʊlɪŋ/
(British English)
(North American English spelunking, caving British and North American English)
[uncountable]
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  1. the sport or activity of going into caves under the ground洞穴探察
    • to go potholing去探索洞穴
    Topics Sports: other sportsc2