mass noun
1- the mass or line of foam formed by waves breaking on a seashore or reef激浪, 碎波：
the roar of the surf.
海浪的咆哮声。
1.1
- in sing. a spell of surfing一次冲浪：
he went for an early surf.
他一早就出去冲浪。
no obj.
1- ride on the crest of a wave, typically towards the shore while riding on a surfboard冲浪：
learning to surf.
学习冲浪。
1.1
- with obj. ride (a wave) towards the shore in such a way在…冲浪：
he has built a career out of surfing big waves.
他通过在大浪中冲浪建立了自己的事业。
1.2
- informal ride on the roof or outside of a fast-moving vehicle, typically a train, for excitement〈非正式〉坐在高速行驶的车辆（尤指火车）顶部（或外面）享受刺激感：
he fell to his death while surfing on a 70 mph train.
他坐在一辆时速70英里的火车顶部享受刺激感时跌下来摔死了。
1.3
- with obj. move from site to site on (the Internet)（在互联网上）浏览。
派生词
surfer
nounsurfy
adjective词源
late 17th cent.: apparently from obsolete suff, of unknown origin, perhaps influenced by the spelling of surge.