Secretary Gates notes that the current and former Afghanistan commanders have both limited offensive air strikes in order to reduce civilian casualties.

VOA: standard.2009.10.06

Self learners have also told us that they are OCW eager to come to OCW often in order to keep current and the latest thinking in their field.

自学者告诉我们,他们渴望每天经常浏览,以便查询他们领域的最新思想。

麻省理工公开课 - 媒体、教育、市场课程节选

World leaders have already tried to temper expectations, warning that the current crisis did not come about overnight and will not be resolved in such short order either.

VOA: standard.2009.04.01