 Finally , a classifier used along with 一 ( yī , " one " ) and after a noun conveys a meaning close to " all of " or " the entire " or " a _ _ _ ful of " . The sentence 天空一片云 ( tiānkōng yí piàn yún , sky one @-@ CL cloud ) , meaning " the sky was full of clouds " , uses the classifier 片 ( piàn , slice ) , which refers to the sky , not the clouds . 
