The emergence and spread of pastoralism had a profound impact on the history of Inner Eurasia, and also, indirectly, on the parts of Asia and Europe just outside this area.
畜牧业的出现和传播对欧亚大陆内部的历史产生了深远的影响,同时,也间接地影响了欧亚大陆以外的亚洲和欧洲部分地区。
Young children cared for in groups outside the home are at greater risk of respiratory and gastrointestinal diseases, which can easily spread to family members and other contacts.
在家以外的集体里照顾着的幼童得到呼吸疾病和胃肠疾病的风险更高,这些疾病还会比较容易地传播到家庭成员和其他接触到的人。
"Phase six means that we are seeing continued spread of the virus to countries outside of one region," said Keiji Fukuda.
第6级警戒级别是指,我们认为病毒在一个地区之外的国家蔓延。
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