A container can either support strings as its keys, like the root object itself, or can use integers as an alternate key system instead.

容器可以支持将字符串作为其键值，就像根对象本身一样，或者可以使用整数作为备选键值系统。

youdao

One thing for sure, no matter how it comes off, we all need social support as a key strategy to keep it off!! What do you think about this?

但有一点是毋庸置疑的，那就是无论男女减肥是又怎样的千差万别，别人的帮助支持才是让我们保持体重最重要的战略。

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In recent days, Obama has fired back at Clinton's claims about his experience, and continues to cite her initial support of the Iraq war as a key point of difference between the two of them.

最近，奥巴马对有关他从政经验的说法进行反击，并继续用希拉里支持伊拉克战争为例来说明两人之间的重要区别。

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She has pledged U.S.support in a number of areas, including helping Pakistan repair and upgrade key electricity generating stations as the country faces severe power shortages.

VOA: standard.2009.10.28

The Fed's efforts to keep interest rates extremely low are seen by many as a key support for stocks.

WSJ: Dow Closes Above 15000

Some traders may suggest the March 2009 bottom as a key point of support, and an area that BP is coming close to touching.

FORBES: Short Chevron To Clean Up On BP Mess

Fresh chart damage was inflicted Wednesday as prices dropped below a key support level at the November low.

FORBES: A.M. Kitco Metals Roundup: Comex Gold Sharply Lower On Follow-Through Selling, More Technical Damage Inflicted