proposal什么意思(请问proposal和proposition区别是什么

请问proposal和proposition区别为

proposal释义：

n. 提议，建议；求婚

例句：

He has been preparing his proposal for several days.

他为求婚已经准备好几天了。

词组：

proposal for sth预备；提建议

proposition释义：

n. 命题；提议；主题；议题；主张，观点

vt. 向…提议；向…求欢

例句：

The constitutional proposition was seriously considered and discussed.

这项宪法提案得到了认真的审议和讨论。