名詞 surfing:

1. the sport of riding a surfboard toward the shore on the crest of a wave
   同義詞：surfboarding, surfriding

動詞 surf:

1. ride the waves of the sea with a surfboard
   同義詞：surfboard, surf
2. look around casually and randomly, without seeking anything in particular
   同義詞：browse, surf
3. switch channels, on television
   同義詞：surf, channel-surf

1. They were splashing about in the surf.
   他們在拍岸的浪花中戲水。
2. If the waves are big enough, we'll go surfing.
   如果浪夠大的話，我們就去沖浪。