-aslikeastwopeas;beexactlyalike;beexactlyoftherightsizeandshape;castinthesamemould;exactlysimilar;infacsimile;matcheachotherasifcutfromthesamepieceofcloth;notafractionofdifference(between);strikingresemblances(between):
Sheistheimageofhermother.她长得跟她母亲一模一样。