Online time has doubled since 2006, and social media use has moved from a periodic activity to a daily one in the same period.

自2006年以来，上网时间翻了一番，而与此同时，社交媒体的使用也已经从定期活动变成了日常活动。

youdao

The periodic long connect time was eliminated by fixing a temporary DNS problem (in this case the fix was as simple as re-connecting the laptop computer to the LAN so it could access the DNS server).

在解决了一个临时性的DNS问题之后(这个问题是通过将笔记本电脑重新连接到LAN，使之能访问DNS服务器而得到解决的)，周期性地出现连接过长的问题迎刃而解。

youdao

So basically, at the time he was just going on size and then traits, but what we actually know today is that we can also order things in the periodic table by electron configuration.

基本上，在当时他只能通过大小,和特性来进行，但是现在我们已经知道了,我们还可以通过电子排布来对它们进行排序。

youdao

So hopefully, it was a time issue in terms of looking at the periodic table, because let's have you tell me what are we looking for here?

希望刚才大家出问题的原因,是因为看周期表有时间限制，请大家告诉我,我们在这里找什么？

麻省理工公开课 - 化学原理课程节选

Elements 110, 111, and 112 on the Periodic Table of Elements were discovered some time ago, but their names in the Periodic Table of Elements have been the difficult to pronounce names Ununnilium, Unununium, and Ununbium.

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At the same time, the United States is indulging in one of its periodic bouts of unilateral disarmament.

CENTERFORSECURITYPOLICY: Hu's becoming first?

Over recent years, European politicians also reacted only to periodic scary plunges in their stock and bond markets, taking belated and panicked actions each time to repeatedly kick the euro-zone debt crisis down the road.

FORBES: Markets Can Handle Anything, Even A Sequester