precentor

n clergyman who is in charge of the music in a cathedral and (often) leads the singers （教堂歌咏班的）领唱者.

pre-shrunk, pre-stressed, pre-tax, pre-war, preach, preacher, preachy, preamble, prebend, prebendary, precarious, precariously, precariousness, precaution, precautionary, precede, precedence, precedent, precedented, preceding, precept, preceptor, precession, precinct, preciosity, precious, preciously, preciousness, precipice, precipitant, precipitate, precipitately, precipitation, precipitous, precipitously, precis, precise, precisely, preciseness, precision,