a skateboard (= a flat narrow board with wheels underneath for riding on) that is longer and slightly wider than the usual type

For a while, the use of longboards - which are much easier to manoeuvre - was frowned upon. 长板的易操作性，曾有一段时间是遭人诟病的。

What was once a small subculture of skaters on longboards has now become a full-blown revolution. 过去曾被视为小型亚文化的滑长板，如今已成革命性的主流。

the traditional type of surfboard (= a board for riding on waves) that is usually eight feet or more in length

He hands me a 9ft longboard and makes me run with it down to the edge of the ocean. 他递给我一块 9 英尺的长冲浪板，让我带着它跑到海边。

Popular with longboard surfers, the beach is big enough never to feel crowded. 这个海滩足够大，永远不会感到拥挤，颇受长板冲浪者欢迎。

to ride on a skateboard (= a flat narrow board with wheels underneath) that is longer and slightly wider than the usual type

Is it easier to skateboard or longboard? 滑板和长板，哪个更容易？

A kid just longboarded past me wearing headphones. 一个戴耳机的孩子刚刚滑着长板从我身边经过。

to ride on waves on a traditional type of surfboard that is usually eight feet or more in length

Learning to longboard is far easier than learning to surf on a shortboard. 学习长板冲浪比学习短板冲浪要容易得多。