1.relating to or using sight;
ocular inspection
2.of or relating to or involving light or optics;
optical supplies
3.of or relating to or resembling the eye;
ocular muscles
optical:英音:'ɔptikəl美音:'ɑptɪk!字面含義為“視覺的”“眼睛的”,optical也是SONET規(guī)范中定義的傳輸速度語言。OC定義光設(shè)備的傳輸速度,STS定義電氣設(shè)備的傳輸速度。