基本解釋n.反餘弦同根派生 arccos相關(guān)詞英漢例句This is alpha version, availiable under GPL licence.Addtion, Division, Multiplication, sqrt, Ln, Exp, sin, cos, tan, arcsin, arccos, arctan and factorial are implemented. 這有個(gè)高精度計(jì)算的函數(shù)運(yùn)算輔助單元，希望對你有幫助： Calculations with float numbers of unlimited precision.arccos更多例句