把"不要太担心你上大学的费用,我们会鼎立相助,翻译成英语，并用expense这个单词

"不要太担心你上大学的费用,我们会鼎立相助
You don't have to worry too much about your college tuition which we will certainly pitch in to help.

You don't need to worry about your university tuition too much, I'll do my best to help you.

有一点不知道该不该说，“鼎立”应该是“鼎力”，而且用在这里不恰当，因为“鼎力”是用来恭维别人，希望他们尽力帮忙的敬词。