liness的音标,linearization音标

1、正弦sine，音标是sa#618n余弦cosine，音标是#39k#601#650sa#618n正切tangent，音标是#39t#230nd#658#601nt余切cotangent，音标是#39k#601#650#39t#230nd#658#601nt毛罗利科最早于1558年已采用三角函