40英语怎么写 如何英语表达40

1、forty英[ˈfɔːti]美[ˈfɔːrti]，n.四十;adj.四十的; 四十个的。

2、[例句]After forty years in politics I think its time for me to call it a day. 从政四十年，我想现在也该退休了。