Most Canadian native speakers, including almost all CBC radio announcers say "谬脸". 6 V( w; i6 p* u2 L# A: q( d' ~& f7 B) P/ J$ W+ K4 a
Some VOA announcers say "咪脸". Chandler in sitcom "Friends" says "谬脸"." f' D, n' ?" H9 N( ~' ^* t
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I say "谬脸".