her brothers were eleven and nine: unusually young actors, we might think, to be engaged in such high-flying philosophical debates as these two characters find themselves in.

分别是11岁和9岁，不寻常的小演员，我们可能会想，他们来演这雄心壮志的哲学辩论,是怎么样的。

耶鲁公开课 - 弥尔顿课程节选

everyone is more, 99% of the people are 22 or older, and so it's not a problem.

9%的人都超过22岁，所以这不是一个问题。

关于宿舍制度 - SpeakingMax英语口语达人

I've been playing piano since I was 9 years old.

我从9岁的时候就开始弹钢琴了。

I've been 实战 - SpeakingMax英语口语达人

A child eight or nine years old with what used to be called Adult Onset Diabetes.

岁或者9岁的小孩,竟然得了曾称为成年始发性糖尿病的疾病

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Welles's mother died when he was nine years old.

威尔斯的母亲在他9岁的时候就死了。

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