在一位老年人的帮助下，我终于找到了吉姆的家。

Finally I found the house of Jim's with an old man's help.

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这有一位老年人。

There was an old woman.

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凯萨医疗机构所使用的系统就有着这样的功能：它能发现各类药品在交互使用下会产生的潜在反应，也能提示各种预警医疗措施。 比如说，某一位老年人应该到医院接受流感疫苗注射。

The system used by Kaiser Permanente can spot potential interactions among drugs or alert nurses, say, that an elderly patient should come in for a flu shot.

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