give my word 保证
word of honor 信用保证
upon my word 说真的；我敢保证
take someone at their word 相信某人的话
keep one's word 信守诺言
1. My word upon it, I saw the old bridge with my own eyes.
我敢保证，我亲眼看到了那座古桥。
2. My word upon it, this is the best solution we can find.
我保证，这是我们能找到的最佳解决方案。
3. My word upon it, he will finish the task on time.
我敢保证，他会按时完成任务。
A: Are you sure the report is correct?
A：你确定这份报告是正确的吗？
B: My word upon it, I checked every detail carefully.
B：我保证，我仔细检查了每一个细节。
1) 用于强调自己说话的真实性
2) 表示郑重保证或承诺
3) 类似于“相信我”“我敢发誓”的旧式表达
1. 郑重保证；以个人信誉担保。
e.g. My word upon it, the story is true.
我保证，这个故事是真的。
2. 一种较正式或古老的强调表达。
e.g. My word upon it, I did not know about the change.
我敢保证，我不知道这个变化。
idiom
1. An old-fashioned expression used to strongly assure someone that what you say is true.
Synonym: I promise, believe me, upon my word