He was cast down by the sad news.这悲伤的消息使他情绪低落.The enemy cast down their weapons.敌人扔掉武器.They cast down their load and began to open the grave.他们把车上的东西卸下来,开始挖墓....

cast down的音标：cast down的英式发音音标为：[kɑ:st daun]cast down的美式发音音标为：[kæst daʊn]...

抛下， 丢下，降低，使沮丧...