dumbbell英 [ˈdʌmbɛl]美 [ˈdʌmˌbɛl]n. 哑铃复数:dumbbells 医学COCA.12245柯林斯词典哑铃Adumb-bellis a short bar with weights on either side which people use for physical exercise to strengthen their arm and shoulder muscles.英英释义nounan exercising weightan ignorant or foolish personSynonym:dummydopeboobboobypinhead双语例句