vergency的翻译，读音
释义：
[医] (眼)倾向, (眼)转向
n. The act of verging or approaching; tendency; approach.
n. The reciprocal of the focal distance of a lens, used as
measure of the divergence or convergence of a pencil of rays.
n. The act of verging or approaching; tendency; approach.
n. The reciprocal of the focal distance of a lens, used as
measure of the divergence or convergence of a pencil of rays.