This book meets a long felt want, ie has been needed for a long time.

这本书满足了盼望已久的需要（长久以来就需要有这样的书）。

youdao

She told reporters she felt very tired and didn't want to make another film for a long time. '.

她告诉记者她感到很疲劳，早就不想再拍电影了。

youdao

Then, I don't know how long-a minute, an eternity - I felt a warmth, like when you think of a person you want to see smiling at you.

不知过了多久，一分钟？或是永恒？我感到了温暖，就是那种当你想起一个人的时候你会想起他的微笑。

youdao