Sixty-six, right 'cause we've got one in the 64's column 1 and a one in the two's column, okay.
6,因为我们在64那列得到一个,和在2列得到一个。
All right. So it's 7 that are in chlorine, it's the same as fluorine or any of the others in that row or in that group rather.
好,氯有七个,跟氟或者在那一列,的其它元素一样。
It's the one that's written two columns per page. Okay?
就是一页有两列正文的那张?
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