1 . 愉快
journeyman 技師joviality愉快joy 快樂
2 . 快活
jovial 快活的joviality快活jovially 愉快地
3 . 愉悅性
IV . it discussed the application of aesthetic ideas in class and it summarized the four principles : jovialityprinciple , harmony principle , rhythmicity principle and substantial principle .論述了審美理念在課堂中的應(yīng)用,概括了四種原則:愉悅性原則,和諧性原則,節(jié)奏性原則,充實性原則。