uncountable noun不可数名词countable noun可数名词
uncountable none不可数名词,countable noun可数名词
90A1E1BD-0270-4A8A-AEF5-624F1F11D07F
不可数名词:u.n.可数名词:c.n.
u.n.不可数名词c.n.可数名词