After the gold was demonetized, the U. S. dollar became the main valuation currency, and had a momentous effect on gold price.

黄金非货币化后，美元成为黄金的主要计价货币，美元汇率对金价产生重大影响。

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Armstrong summed up the momentous event with one simple, elegant phrase: "That's one small step for man;

VOA: standard.2009.07.16

Hillary's momentous political journey with Bill began in earnest in Sara Ehrman's Volkswagen a week after Richard Nixon and his long-suffering wife, Pat, left the White House for exile in San Clemente, California.

NPR: Bernstein Claims to Reveal the 'Real' Hillary

The report cites the agency's "momentous orders" of disbanding Iraq's military and removing members of Saddam's ruling Baath party from top government positions, a process called de-Baathification.

CNN: Iraq reconstruction history details waste, failures

Roll Over and Die Laughing IBM's momentous decision this month to wind down its traditional pension plan in favor of 401(k)s will no doubt accelerate the movement toward self-directed retirement savings.

FORBES: Roll Over and Die Laughing