Members of Friends of the Earth Middle East say the Jordan could run dry unless something is done.

VOA: special.2009.05.18

They run from nine in the morning through four in the afternoon with multiple sections through the middle of the day, which are the most popular sections.

早上有9个课程,到下午有4个课程,而中午也有几个，那些都是很受欢迎的课程。

麻省理工公开课 - 固态化学导论课程节选