Not only did he make a promise, but he also kept it.
他不仅许下诺言，而且遵守了。
疯狂英语精华演讲卡
口语突破考试（一）
📚 句中词汇解析
从本句中提取的重要词汇
vt. 允诺，许诺;给人以…的指望或希望;
vi. 许诺;有指望，有前途;
n. 许诺;希望，指望;允诺的东西;
💡 pro前面+mise送，放出→在做事前送出的话→允诺
"If you make a promise you should fulfill it."
如果你许诺了,你就要履行你的诺言.
近义：assure, pledge, vow, offer, present, proffer
反义：recede, recoil, retire, retreat, withdraw, blench