dozen /ˈdʌzn/ n.一打(= a set of twelve) (表示实数作定语时,复数不加-s;表示虚数时,复数加-s: How many dozen?几打? a (three, several) dozen loaves (三,数)打面包;some dozens of pencils 数打铅笔 (比较: two dozen of these apples 两打这种苹果) He did it dozens of times. 他做了数十次了。