Phrase
a long time
phrase
久长
a long period of time
In use
I haven't seen you for a long time.
It took a long time to finish the project.
We waited a long time for the bus.
for a long time
用于表示持续的时间状语。
I waited for a long time.
我等了很久。
take a long time
表示某事耗时长久。
The project took a long time.
这个项目花了很长时间。
a long time ago
表示遥远的过去。
That happened a long time ago.
那发生在很久以前。
Common mistakes
I slept long time.I slept a long time.
中文学习者常遗漏冠词'a'，a long time中的'a'不可省略，表示'一段长时间'。
It was a long time since I saw him.It has been a long time since I saw him.
在'since'引导的时间从句中，主句通常用现在完成时，表示从过去某时持续到现在的状态。'It was a long time'为一般过去时，不符合语法。
Connections
Confusing words
- for a long time
- 很长时间 · 'a long time' 常作为名词短语，而 'for a long time' 是介词短语用作状语，表示持续时间。
- long ago
- 很久以前 · 'a long time' 指持续的一段时间，'long ago' 指过去的一个时间点。
Word family
Dictionary facts from BridgeDict normalized sources.