...his letter of resignation.是什么意思？

...his letter of resignation.

他的辞职书

his

pron. (he的所有格)他的，(he的物主代词)他的东西；det. 属于他的，用于名词前，自己的，指某人的，上帝的；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

letter

n. 信，证书，许可证，字母，文字，字面意义；vt. 用字母标明，写字母于，加标题；vi. 写印刷体字母；

例句
Naylor acknowledged, in a letter to the judge, that he was a drug addict...
内勒在给法官的信中承认自己吸毒。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

resignation

n. 辞职，辞职书，顺从，听从；

例句
The President's resignation appears to be an acknowledgment that he has lost all hope of keeping the country together...
总统的辞职似乎表明他对维护国家稳定已不抱任何希望。