词汇	正矢函数
释义	正矢函数 versine function
随便看	Universal Navigation Computer universal need universal needle printer universal negative universal negative judg universal negative judge universal negative judgment universal negative proposition Universal Negro Improvement Association universalness universal net universal net theory universal network universal neurasthenia universal neurinomatosis universal Neuroton universal newborn hearing screening universal new born hearing screening universal night universal night answer universal night answering Universal Night Sight universal nomogram of shielding universal notation universal number