This is the 8168th most frequent Chinese word.
eileen
The word "Eileen" isn't a Chinese word; it's typically an English given name.
In this sentence, "艾琳" (Eileen) is used as a proper noun to refer to a specific person's name.
艾琳是一位非常有才华的钢琴家。
Eileen is a very talented pianist.
The word "艾琳" in this sentence functions as a subject inquiring about someone's arrival, indicating its use to identify a person.
你知道艾琳什么时候会到达吗？
Do you know when Eileen will arrive?
Here, "艾琳" is used to specify the person being discussed in some news, showing its role in providing contextual identification.