1) He talked for ever so long.

他谈了很久很久。
2) He waited as long as his arm.

他等了很久很久。
3) He has been ill for a long time.

他病了很久了。
4) He sat thinking for a long time.

他坐着想了很久。
5) Been waiting long?

等很久了吧?
6) He has been long dead.

他已死很久。
参考词条