It is more efficient to calculate this iterator directly than to write an equivalent program that increments the iterator one by one until it reaches the middle element.

这种直接计算迭代器的方法，与用迭代器逐个元素自增操作到达中间元素的方法是等价的，但前者的效率要高得多。

youdao

Shows a tooltip, but it is actually a dijit.Tooltip with some position customization; it always anchors at the middle when users hover over a charting element with the mouse.

显示一个工具提示，但它实际上是一个带有一些位置定制的dijit . tooltip；当用户将鼠标悬停于一个绘图元素上方时，它总是锚定在中间。

youdao

You might want to include the Google search control in a span element, right in the middle of the rest of your app's content, rather than off to the side in a div.

还可以将Google搜索控件包括在一个span元素中，放在其余的应用程序内容的中间，而不是放在侧面的一个div中。

youdao

Rejuvenating the Middle East peace process is another key element that could enhance stability, as are talks underway between the Turkish government and Kurdish rebels to resolve their decades-long conflict.

CNN: Give peace talks in Syria a chance

The charging element sits right in the middle and is surrounded by beanbag-like cushions on all sides save for the top -- we wouldn't advise putting it under your head to go to sleep.

ENGADGET: Nokia adds Qi wireless charging tech to new Lumia phones, we go hands-on

Mr Blair wants to introduce more choice and an element of competition, to drive up quality and keep the demanding middle-class consumer satisfied.

ECONOMIST: Browned off with Blair?