across用法总结

across用法总结
1. Across 可以用作介词，表示横穿、横越或跨越某物：
- They swam across the river to reach the other side.
- The road goes across the mountains.
2. Across 也可以用作副词，表示从一边到另一边，或在整个
范围内：
- She walked across the room to greet her guests.
- The news spread quickly across the country.
3. Across 可以用作形容词，表示分布在某个范围内或涉及多
个地方或事物：
- We have offices across the world.
- The company has customers across different industries.
4. Across 可以用作名词，表示在某个地区或某个领域内的相
似特质或问题：
- We aim to address the challenges faced by students across the board.
- The exhibit showcases the works of artists from across the region.
5. Across 还可以用来构成一些固定短语，例如：
- Across the board: 普遍地，包括所有事物或人。

- Across the street: 在街对面。

- Across the ocean: 在大洋彼岸。

总体而言，Across 可以表示跨越、分布在、涉及到、在某地
方或某一范围内等含义。

根据上下文，它可以用作介词、副词、形容词或名词。