单词	how come?
释义	how come? See come
随便看	give sth a good run for their money give sth a miss give sth a run for their money give sth away give sth a whirl give sth a wide berth give sth best give sth for give sth forth give sth in give sth off give sth out give sth out give sth the nod give sth up give sth up as a bad job give stintingly give strength to give structure to give substance to give suck give suck give suck to give suffrage to give support to 潜水潜水员潜水艇潜水衣潜泳潜流潜热潜移默化潜绩潜网 Schraubkugelgelenk Schraublehre Schraublehrenstichmaß Schraublenkerachse Schraubmuffe Schraubrad Schraubrädertrieb Schraubsockel Schraubspanner Schraubstahl

how come?