Events that start tension headaches may include emotional pressure and the deeper than normal sadness called depression.

VOA: special.2010.03.30

In the normal course of events, clay dissolves and disappears, and any message on it is erased.

因为在一般的情况下,粘土会分崩离析,所有的信息将灰飞烟灭

耶鲁公开课 - 古希腊历史简介课程节选

El Nino events are linked to warmer than normal temperatures.

VOA: special.2009.09.29