我们的经理在这里工作了十年，对系统非常了解。
Our manager, who has worked here for ten years, knows the system very well.
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who英 /huː/|美 /hu/
解释
who 是关系代词，用来引导定语从句，指代前面提到的"our manager"（我们的经理）。在这个句子中，who has worked here for ten years 是一个非限制性定语从句，用来补充说明经理的情况。
Our manager, who has worked here for ten years, knows the system very well.
who 是关系代词，用来引导定语从句，指代前面提到的"our manager"（我们的经理）。在这个句子中，who has worked here for ten years 是一个非限制性定语从句，用来补充说明经理的情况。