cheerfullyKK [ˋtʃɪrfəli] /ˈtʃɪɹfəli/副詞1愉快地、開心地、高興地She greeted every customer cheerfully, even late in the evening.即使到了深夜,她還是愉快地招呼每一位客人。2欣然、樂意地He cheerfully agreed to cover my shift on Sunday.他很樂意地答應幫我代星期天的班。3滿不在乎地、毫不在意地帶諷刺意味They remained cheerfully ignorant of the damage they had caused.他們對自己造成的損害依然渾然不覺、滿不在乎。