dilation
US
UK dilation n: (widening, expanding)
SC 膨胀 péng zhàng
TC 膨脹
TC 膨脹
SC 扩大 péng zhàng，kuò dà
TC 擴大
TC 擴大
Alcohol causes dilation of the blood vessels.
dilation n: (eye: expanded pupil)
SC 瞳孔扩大 tóng kǒng kuò dà
TC 瞳孔擴大
TC 瞳孔擴大
After dilation of your pupils, you should wear protective sunglasses to prevent damage to your eyes.
dilation n: (childbirth: opening of cervix) (医学)
SC （子宫）扩张 zǐ gōng kuò zhāng
During the birth of her first child, dilation took several hours.