Y字開頭的單詞或詞組
yolk membranesypsiloidyellow ligamentsyea andYoung Women's Christian Associationyerba reumayield possessionyulocrotineyttrium nitrateyellow leadyeast poulticeyou knowyardmasteryunnanyellow sweet cloverYersin's serumyvonneyttrium carbonateyearly maintenanceyerba de la golondrinaYakimoff's testyellow acidyaw-meterY-torque baryellow atrophyyellow dog contractYekuzuoy connected circuityou'reYmodemy antennaY connectionyouthful offendersyearly amount of workingyear of graceYemen myrrhyoyoungest empty cellytterbium hydroxideyellow soft paraffinyacht ropeyellow mercury oxide