“as long as” 是英语中常见的条件状语从句引导词，表示“只要……就……”。以下是其主要用法归纳：
| 用法 | 说明 | 例句 |
| 条件关系 | 表示满足某个条件即可实现结果 | As long as you study hard, you will pass the exam. |
| 限制条件 | 强调某种前提下的可能性 | As long as there is water, life can exist. |
| 延续时间 | 表示持续到某一时间点 | I will wait for you as long as you need. |
| 转折强调 | 用于强调主句内容 | As long as it’s not too expensive, I’m fine with it. |
使用时注意：主句通常用一般现在时或将来时，从句用一般现在时。避免直接复制，保持语言自然流畅。
