a. 接触的, 正切的, 离题的
n. 切线, 正切
【电】 正切

tangent angle asymptotic tangent tangent ogive tangent cam simple tangent tangent compass tangent circle tangent rule tangent spoke tangent vector loss tangent inflexional tangent tangent division tangent slope tangent welding tangent cylinder unit tangent unite tangent tangent sign tangent point