&#; Sometimes there is a focus on slavery but weak punishments, says I.L.O.official Roger Plant. VOA: special... It's this basic antagonism, this difference of opinion, that Eikhenbaum wants to focus on on.
定义和用法 当元素获得焦点时，发生 focus 事件。 当通过鼠标点击选中元素或通过 tab 键定位到元素时，该元素就会获得焦点。 focus() 方法触发 focus 事件，或规定当发生 focus 事件时运行的函数。
focus 侧重指把光、热、射线等集中于一点，也可指把思想或精力等集中于某人或某事情上。 参考例句 . If you focus the sun's rays on dry wood with a burningglass, it will start burning ...
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