Some U. S. legislators are suggesting heightened scrutiny of America's nuclear energy program in the wake of Japan's crisis.

美国国会一些议员在日本的危机发生后，建议更为严格地检查美国的核能项目。

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In conclusion, we are entering a new era of heightened scrutiny of pensions.

FORBES: The Growing Scrutiny of Pensions ( August 22, 2005)

But growth has slowed in recent months, with some analysts attributing it at least partly to heightened scrutiny of energy drinks.

WSJ: Monster Beverage Under Fire, Sued by San Francisco

The strategy also has come under heightened scrutiny amid concerns that some high-frequency traders were gaining unfair advantages in the market.

WSJ: In Fast-Trading Trial, Protection for Goldman Sachs Secrets