/ˈsʌplɪmənt ||; ˈsʌpləmənt/noun [C] something that is added to sth else 增补；补充；增刊: You have to pay a small supplement if you travel on a Saturday. 在星期六旅行你得付一小笔附加费。 supplement /ˈsʌplɪment ||; ˈsʌpləˌmɛnt/ verb [T] supplement sth (with sth) to supplement your diet with vitamins 在饮食以外补充维生素 ➔supplementary /ˌsʌplɪˈmentri; US -terɪ ||; ˌsʌpləˈmɛntərɪ/ adj supplementary exercises at the back of the book 书后的补充练习