The cell type is a simple element that can contain a range of values from 1 to 9 and a period (.) that represents no value.

单元格类型是一个简单的元素，其中可以包含 1 到 9 的值和点号（.） ，点号表示没有值。

youdao

You know that it has at least one sentence, so create your command element and insert all of the text before the first period.

您知道最少要有一个句子，因此将创建command元素，并把第一个句号之前的内容放进去。

youdao

Specifically, you specify the box element must be one of the integers from 1 through 9, or the period.

我们明确地指定了box元素只能为1 - 9的整数或者为句点。

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。

麻省理工公开课 - 化学原理课程节选

The tassel, derived from turban ornaments and reflecting the looser, freer clothing of the period, became a quintessential element of art deco jewelry.

FORBES: Magazine Article

And it was during this period that the border tycoon displayed the another key element of Greek tragedy - hubris.

BBC: Sean Quinn's jailing reminiscent of Greek tragedy

The ad series is an interesting element in what has proven to be an active campaign period.

CNN: Iraq ads promote united nation