dilationn.扩张;扩大部分=dilatation.
Dilation of ureterovesical orifice输尿管膀胱口扩张术
Dilation and stretching of urethra尿道扩张和牵引术
dilation apparatus for aortic valve主动脉瓣扩张器
Dilation of vagina under anesthesia麻醉下阴道扩张术
Dilation of urethrovesical junction尿道膀胱接合部扩张术
dilation of aortic valvular stenosis主动脉瓣狭窄扩张术
dilation apparatus for pulmonary valve肺动脉瓣扩张器
dilation and enlargement of arterioles.细动脉的膨胀和扩张。