美国航空并没有对外公开任何相关计划的细节，也没有对外界提问即时作出回复。

American Airlines hasn't talked in any detail publicly about its plans and the airline didn't immediately respond to a request for comment.

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为了确保理解，提问相关的问题。

Ask relevant questions to make sure you understand.

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如果你学会在课堂上举手，发表相关的评论并提问，这样老师或其他作者能够评估你的沟通技巧。

Teachers and other future letter writers will be able to attest to your communication skills if you learn to raise your hand in class, make relevant comments, and ask questions.

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