dilate

v. （身体某部位）张大，扩大

digestive system, digger, digging, digit, digital, dignified, dignify, dignitary, dignity, digraph, digress, digression, digressive, digs, dike, dike (also dyke), diktat, dilapidate, dilapidated, dilapidation, dilated, dilation, dilatorily, dilatoriness, dilatory, dilemma, dilettante, dilettantish, dilettantism, diligence, diligent, diligently, dill, dilly, dilly-dally, dilute, diluted, dilution, dim, dim-wit,