key chuck

基本解释

NPR's Craig Windham reports Defense Secretary Chuck Hagel told reporters in Abu Dhabi that the White House had sent letters to key members of Congress today outlining the finding.
据NPR新闻的克雷格·温德姆报道，国防部长查克·哈格尔在阿布扎比接受采访时表示，今天，白宫已寄信给国会重要成员略述调查结果。

The Center for Security Policy is particularly appreciative of the perspicacity and courage exhibited by two key Republican members of the Committee - Senators Chuck Hagel of Nebraska and Lincoln Chafee of Rhode Island - when the Bolton nomination faced intense, mostly partisan and entirely unfounded criticism a year ago.
CENTERFORSECURITYPOLICY: Commending Senators Hagel and Chafee
That agenda is strongly evident in Mr. Obama's choices for key national security cabinet positions: John Kerry at the State Department, Chuck Hagel at Defense and John Brennan at the CIA. The three are, like the President, imbued with a post-American, post-sovereignty, post-constitutional, transnationalist outlook.
CENTERFORSECURITYPOLICY: A World Without America