【crossing用法和知识点】“Crossing”是一个常见的英文单词，既可以作为名词，也可以作为动词的现在分词形式。在英语学习中，了解其不同用法和搭配非常重要。以下是对“crossing”一词的全面总结，包括常见用法、词性变化及例句说明。
一、crossing 的基本含义
| 词性 | 含义 | 举例 |
| 名词 | 横过（某物）；交叉点；人行横道 | The pedestrian crossing is located near the bus stop. |
| 动词（现在分词） | 跨越；穿过；交叉 | He was crossing the street when the car hit him. |
二、crossing 的常见用法
1. 作为名词使用
- 表示“横过”或“穿越”的动作结果
- 例如：The crossing of the river took a long time.
- 例如：The crossing point between two roads is very busy.
- 表示“人行横道”或“铁路平交道”
- 例如：Please wait for the green light at the crossing.
- 例如：There is a crossing near the school.
- 表示“交叉点”或“交汇处”
- 例如：The crossing of two rivers forms a natural border.
- 例如：The crossing of the paths led to a new opportunity.
2. 作为动词的现在分词使用
- 表示“跨过”或“穿过”的动作
- 例如：She was crossing the bridge when it started to rain.
- 例如：They were crossing the forest to reach the village.
- 常与介词连用
- 例如：He is crossing the line between right and wrong.
- 例如：The bird was crossing the sky.
三、crossing 的常见搭配与短语
| 短语 | 含义 | 例句 |
| Pedestrian crossing | 人行横道 | Drivers must slow down at the pedestrian crossing. |
| Railway crossing | 铁路平交道 | Be careful at the railway crossing. |
| Cross over | 跨过；越过 | The cat crossed over the fence. |
| Cross out | 划掉；删除 | Please cross out the incorrect answer. |
| Cross with | 与……交叉 | The roads cross with each other at this point. |
四、crossing 的常见错误与注意事项
| 常见错误 | 正确用法 | 说明 |
| 错误：I saw a crossing on the road. | 正确：I saw a pedestrian crossing on the road. | “crossing”单独使用可能不够明确，建议加修饰词。 |
| 错误：He was crossing the river by boat. | 正确：He was crossing the river. | “crossing”本身已包含“横渡”的意思，不需要再加“by boat”。 |
| 错误：She is crossing the line in her speech. | 正确：She is crossing the line in her behavior. | “crossing the line”通常用于行为或界限，而非语言。 |
五、总结表格
| 内容 | 说明 |
| 词性 | 名词 / 动词（现在分词） |
| 主要含义 | 横过、交叉点、人行横道、穿越等 |
| 常见搭配 | pedestrian crossing, railway crossing, cross over, cross out |
| 注意事项 | 避免过度使用“crossing”而忽略具体语境；注意与介词搭配 |
| 易错点 | “crossing”不能单独表示“划掉”，应使用“cross out” |
通过以上整理可以看出，“crossing”虽然简单，但在实际使用中需结合上下文理解其准确含义。掌握其常见用法和搭配，有助于提升英语表达的准确性与自然度。
