In an effort to spread awareness to teens across the nation, the Allstate Foundation sponsored a Keep-The-Drive Summit at Sunset Station on January 23rd.
点睛
in an effort to do sth. 意为“为做成某事”，置于句首引导目的状语，表示强调，而其后所接的目的也是听音的重点。awareness意为“意识，认识”。sponsor意为“赞助;主办”。summit意为“峰会”。
归纳
口语中与effort有关的短语还有：
make an effort (to do sth.) 意为“尽力做某事，勉为其难做某事”。如：
Even though you don't like them, you should make an effort to be polite. 你即使不喜欢他们，也应该尽力礼貌一些。
make every effort意为“尽一切努力”。如：
Every effort is being made to deal with that problem. 为处理那个问题，人们正尽一切努力。
be an effort意为“费力，痛苦”。如：
He was so weak that even standing up was an effort. 他太虚弱了，就连站起来都很吃力。
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