机床的基本结构包括( )、( )、( )、( )、( )五个部分。
在型号C6132A中,主参数是32,它的含义是_______________________________。
Fame is very much like an animal _______his own tail, who, when he ________ it, does not know what else to do but to continue ________ it.
Those who gain ____ often gain it as a result of _________ a single talent or skill: singing, dancing, painting, or writing, etc.