nine的序数词: ninth
It was almost five years ago， may the ninth .那是将近五年以前，5月9日。
Beethoven 's ninth symphony is a glorious piece of music .贝多芬的第九交响曲是壮丽的音乐篇章。
In the ninth year we have challenged the cost and constructed the appropriate experience curve .在第9年，我们提出了成本问题，并设想了一种相应的经验曲线。
At last we were beaten so far to the south that we tossed and tacked to and fro the whole of the ninth day .终于，我们被风浪冲击得向南方飘去，在第九天，整整一天，船只忽前忽后地颠簸不停。
