n.提议；事业；命题
vt.向 ... 调情
His proposition is good in theory but cannot be put into practice. 他的建议在理论上可以，但不能付诸实现。
This is the inverse of his earlier proposition. 这和他早些时候提的建议截然相反。
This is not money-making proposition. 这不是个赚钱的事业。
Tunnelling under the English Channel is a big proposition. 在英吉利海峡海底凿隧道是一个大问题。
It is a proposition deducible from basic postulates. 这是个从基本公设推论出的命题。
