当哈珊走进手术室，接待她的是两个传统接生婆，他们都没上过学，没受过训练，也没有什么设备可用。
When Ms.Hassan went into labor, she was looked after by two traditional birth attendants, both of them unschooled, untrained and unequipped.
王珊等，数据仓库技术和联机分析处理1998。6科学出版社。
Wang shan etc., data warehousing and olap, 1998. 6, science press.
有必要说明一下，早在公元前300年的亚里士多德时期，那时的球面三角学和天文观测结果就批驳了珊顿的地平论观点。
Shenton's critics, it should be pointed out, can fall back on spherical trigonometry and astronomical observations that date right back to Aristotle in 330bc.
有必要说明一下，早在公元前300年的亚里士多德时期，那时的球面三角学和天文观测结果就批驳了珊顿的地平论观点。
Shenton's critics, it should be pointed out, can fall back on spherical trigonometry and astronomical observations that date right back to Aristotle in 330bc.
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