timerKK [ˋtaɪmɚ] /ˈtaɪmɚ/名詞1計時器、定時器Set the timer for fifteen minutes and let the cake bake.把計時器設成十五分鐘,讓蛋糕繼續烤。2定時裝置、定時開關The lights are on a timer, so they switch off at midnight.這些燈裝了定時開關,所以半夜十二點會自動關掉。3計時員The timer at the finish line recorded her official race time.終點線的計時員記錄了她的正式比賽成績。