守信

• be as good as one's word
• keep one's word
• keep faith
• keep faith with

例句

1. 别担心，我相信他会守信用的。
   Do not worry-- I am sure he'll be as good as his word.
2. 人不守信，无异于叫旁人对他失信。
   A man that breaks his word, bids others to be false to him.
3. 他很守信用，你可以信任他。
   His credit is good, you can trust him.

短语

• 说到做到

近反义词

【近义词】

• 言无二诺
• 一言为定
• 言而有信
• 取信
• 一诺千金

【反义词】

• 食言
• 失约
• 失信
• 许诺
• 守约