Oracle adds the XML declaration by default if it is present in the XML document.

如果XML声明存在于xml文档内，Oracle会默认添加此X ML声明。

youdao

Removes a single instance of the specified element from this collection, if it is present (optional operation).

删除集合中指定元素的一个实例，若有的话(可选操作)。

youdao

If it is present, the code gets the location and calls the venueSearch function with the latitude and longitude.

如果浏览器有此功能，就会获得这个位置并用纬度和经度调用 venueSearch 函数。

youdao

Generally, if it pays c dollars for every period, the present value is c/r.

推广开来,如果在每段时期内支付c美元,那么它的现值就是c/r

耶鲁公开课 - 金融市场课程节选

Hydrogen is not, so if a lot of it is present, water (or at least ice) is the most likely explanation.

ECONOMIST: Mars Odyssey

Maybe, having looked at the evidence, it will decide that the Internet is a vital channel, that if it needs to present itself as the big good giant, this is the place to do it.

FORBES: ExxonMobil Has a Pathetic Website. Why?

If it is to fit the present day, the permanent class should include India, Brazil and (probably) South Africa.

ECONOMIST: Saddam defies the UN, again