这家叫做第四元素(Element Four)的公司发明了一台机器，该产品有望成为第一款比肩微波炉的主流家用电器。

The company, Element Four, has developed a machine that it hopes will become the first mainstream household appliance to have been invented since the microwave.

youdao

即便是在我严肃对待摄影的最初时期，也就是1953到1959年，我就已经发现了值得我永远拥有的主题：生活和死亡作为第四元素的基本框架存在着。

Even in my first years of serious photography, 1953-1959.1 had already found the themes that were always to remain my own: Life and Death as a frame for the Four Elements.

youdao

s1 So for the fourth period, now we're into the 4 s 1 3d for potassium here. And what we notice when we get to the third element in 4s2 and the fourth period is 3d that we go 4 s 2 and then we're back to the 3 d's.

对于第四周期到现在我们来到钾的1,然后我们返回到,我们注意到当我们看到第三个元素,第四周期我们来到,然后我们返回到。

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