meaning是可数还是不可数

　　He didn't really get his meaning over to the audience.

　　他未能完全把他的意思向听众讲清楚。

　　The teacher helped them tease out the meaning of the poem.

　　老师帮助他们弄清楚那首诗的含义。

　　Politicians have debased the meaning of the word "freedom."

　　政治家们已经降低了“自由”一词的意义。