“不毛之地”是人们很熟悉的一个成语,但析释起来又颇不容易。《现代汉语词典》三个版本的解释,就一再作了修改:1965年试用本:不长树木、庄稼的地方。1978年正式本:不长庄稼的土地或地带。形容土地荒凉、贫瘠。1986年修订本:不长庄稼的地方,泛指贫瘠、荒凉的土地或地带。有人对此提出批评,认为“‘毛'当通‘茅',指的便是草,完整的释义应是‘连草也不能生长的地方,形容土地十分荒凉贫 ”Barren land “ is a familiar idiom, but it is not easy to explain. ”Modern Chinese Dictionary“ three versions of the interpretation, has repeatedly made changes: 1965 trial: not long trees, crops place. The official version of 1978: land or area that does not grow crops. Describe the land desolate, barren. 1986 Revision: Places that do not grow crops generally refer to barren, desolate land or areas. Some people have criticized this as saying that the ”Mao's hair“ is the grass when referring to ”Mao's hair.“ The complete interpretation should be that ”even grass can not grow. Describing the land as extremely poor and poor