Consider a single-argument expression that applies averaging on its input expression. Listing 5 shows the CriteriaQuery to select the average balance of all accounts.

考虑一个对输入表达式应用平均值的单参数表达式。

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Another common expression, to hold water, is about the strength or weakness of an idea,opinion or argument.

VOA: special.2009.05.10

In the past, this expression was used as an argument to re-elect a president, especially during a time when the country was at war.

VOA: special.2009.07.12

What happened at Enron (otc: ENRNQ - news - people ), the argument goes, was a perfect expression of capitalism and its excesses.

FORBES: A Virtuous Cycle

Nor can I buy the argument, made here by Joe Weisenthal, that the abandonment of gold equates to a new expression of faith by investors that central bankers and policy makers have more or less fixed our economic problems and that its better to be in stocks, not rocks.

FORBES: Gold Inches Up As Goldbugs Seek Reasons For Historic Rout