I haven't done laundry for a long time
我很久没有洗衣服了。

1. do laundry=wash clothes
My mother doesn't have time to do laundry.
我妈妈没有时间洗衣服。
My father's right.I can't live on my own.I can't even do laundry.
我爸爸是对的。我没法独立生活。我甚至不会洗衣服。
2. have done...for a long time
好久没有
(注意：这里的done是指动词的过去分词)
I haven't seen you for a long time.
我好久没见到你了。
I haven't been home for a long time
我好久没有回家了。

A:Hi,Anna,come in.
你好，安娜，请进。
B:Your apartment is a mess.
你的公寓真乱。
A:I know.I don't have time to put things away before you got here.
我知道。在你来之前我没有时间整理东西。
B:Look!Are those your clothes on the couch?
瞧！沙发上都是你的衣服吗？
A:Yes
是的。
B:Are they clean?
是干净的吗？
A:Actually,most of them are dirty.I haven't done laundry for a long time.I usually wait until I can do it at my parent's house.
事实上，很多都是脏的。我很久没有洗衣服了。我经常等着拿到我父母家里洗。
B:My sister and I usually go to the laundromat down the street.Why don't you go there?
我妹妹和我总是去这条街上的自助洗衣店洗衣。你为什么不去那儿呢？
A:I know I should.But that place isn't very convenient.You have to wait for a long time.
我知道我应该去。但是那个地方不是很方便。你必须等很久才行。
B:Yes,I know.I have to do it every week.Anyway,are you ready to go?
是。我知道。我每周都要去。无论如何，你准备好走了吗？
A:No.I'm not ready yet.I still have to brush my teeth and wash my face.Can you wait for a few minutes?
没有。还没有准备好。我还要刷牙洗脸。你能稍等一下吗？
B:Ok,but please hurry.I think the restaurant is closing soon.
可以。请快一点。我觉得餐馆马上就要关门了。