Eighteen Arhats十八罗汉
Lesson Eighteen第十八课;终
Story Eighteen第十八章
Eighteen Curse十八血咒
Episode Eighteen第十八课
eighteen learners十八有学
Eighteen Turns十八盘
over eighteen超过十八岁
NUM（数词） Eighteen is the number 18. 18
He was employed by them for eighteen years.
他被他们雇佣了18年。