哺乳动物与恐龙同时出现于三叠纪末期，即约两亿两千万年前。
Both mammals and dinosaurs appeared near the end of the Triassic period, some 220 million years ago.
第二个弟弟，即该群集中的最后一例，于5月15日出现症状。
This second brother, the last case in the cluster, developed symptoms on 15 May.
一个真正的天才出现于世界，可以根据下列现象来判断，即所有的笨蛋勾结起来反对他。
When a true Genius appears in the World, you may know him by this Sign, that the Dunces are all in Confederacy against him.
艾滋病的出现表明了这样一种前景，即传染病的威胁有可能并不是来自于以前发生过的疾病的又一次发作，而是来自于新病种或者至少是未曾被发现的病种的突然出现。
AIDS raised the prospect that the threat from infectious disease might come not from the reappearance of old diseases, but from the sudden emergence of new ones, or at least unrecognized ones.
这些结果来源于能量计划，出现于2008年的预防医学，即美国大学预防医学的年度会议。
These results came from Program ENERGY, presented here at Prevention Medicine 2008, the annual conference of the American College of Preventive Medicine.
摘要：网络流行语来自于网络语言，即最初出现于网络并在网络上流行，由网民创造或者引用并被赋予特殊含义的词语和句子。
Abstract:Network buzzwords originate from the prevalence of the network languages, referring to those words and sentences created or quoted by the users which were given the special meanings.
摘要：网络流行语来自于网络语言，即最初出现于网络并在网络上流行，由网民创造或者引用并被赋予特殊含义的词语和句子。
Abstract:Network buzzwords originate from the prevalence of the network languages, referring to those words and sentences created or quoted by the users which were given the special meanings.
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