写信索取...

I have written for the booklist .

我已经写信去索取书单了。

I have forwarded you by rail the books you wrote for.

我已经把你写信来索取的书由。。。

To ask for; to demand; to exact; to extort; to come down on

国家公园的资料，可以写信向下面这个机构索取

I am sure after a few weeks of adaptation and familiarization I will have no difficulty in functioning on a daily basis in an English speaking society or in participating fully in graduate studies.

在大学的三年的学习生活不仅给予我自身的充实，更重要的是磨练和培养了我较强的自觉能力和严谨，踏实的作风以及不怕困难的精神，对未来充满了信心！

As the first volcanoes erupted, one of the gases that bellowed out was steam.

在第一批火山喷发时，喷出的气体之一就是水蒸汽。