with pleasure、It's pleasure和my pleasure的翻译和具体用法 求~ 感激不尽

一、with pleasure 愉快地；乐意地；愿意
with pleasure 愉快地with the help of 在……的帮助下 ...
例句 Present me with such a plan, and I will praise it with pleasure and accept it without the slightest feeling of regret."
it's pleasure不客气
Historically, it has not been pleasure or wit or beauty that has been associated with the experience of reading Milton.
一直以来，人们阅读米尔顿作品的时候,感受到的都不是愉悦，机智，或者美好。
It's my pleasure. I'm always happy to help out Jack Bass.
Are you ready to open the cornerstone of the new Chuck Bass empire?
不胜荣幸，我一直期望能给杰克·拜斯帮忙。
准备好开启恰克·拜斯帝国的新篇章了吗？

当别人要求你做某事，你很愿意做，说明你做这事情是WITH PLEASURE(我很乐意）
当别人感谢你，回答It's（MY) pleasure/ My pleasure（不用谢，我的荣幸）

with pleasure是别人请求你帮忙时,经常说的一句话,意思是很乐意帮你的忙.要注意的是,事情能够还没做.
It's pleasure是别人感谢你时,你说的话.意思是,我很荣幸帮你做这件事.要注意的是,这件事已经做过了.
my pleasure和It's pleasure用法差不多,都是别人感谢你时用的.
with pleasure也有一种用法,摘自百度：
with pleasure：
1．愉快地、高兴地.如：I did the work with pleasure.这份工作我做得很高兴.
2． 十分愿意、可以（答应对方时的用语）.如：—Will you lend me the book?把书借给我好吗?—With pleasure.可以.
3.由于高兴,高兴得…….如：Her eyes shone with pleasure.她高兴得眼睛闪闪发光.