The siblings looked so much alike that we couldn't distinguish one from the other.Los hermanos se parecían tanto que no podíamos distinguir uno del otro.
What distinguishes him from the other students is his passion for knowledge.Lo que lo diferencia de los otros alumnos es su pasión por el conocimiento.
The soldier's bravery helped him to distinguish himself among his colleagues during the war.La valentía del soldado lo ayudó a distinguirse entre sus colegas durante la guerra.