Definition: a line of hair that some men grow above their mouths Level: B1
他留了浓密的胡子。
He grew a bushy ___moustache.
他留着浓密的胡子，头发很短。
He has a thick ___moustache and short hair.
他每天早上都仔细地修剪胡子。
He carefully trimmed his ___moustache every morning.
