fountain什么意思?

fountain什么意思? Fountain pen啥意思? fountain fountain fountain 谁知道fountain和spring有没有什么区别啊? fountain of fountain pen fountain是什么意思? the painting is of a fountain意思是这个画是画喷泉的的意思吗?这个of我看的很不顺眼,是有什么句型在吗,告诉我关于这种of的句型麻烦~ Looking back with 20/20 什么意思?感觉像是一个习惯表达，估计有什么来源或者说头，例句：This fountain of regret is looking back with 20/20. I was found on the ground by the fountain啥用法有什么语法, fountain of 如题 fountain valley是什么意思 musical fountain是什么意思 bonded marble fountain construct fountain 如题 fountain essence是什么意思?