n.忠诚，忠实，(对丈夫、妻子或性伴侣的)忠贞，准确性，精确性

原形：fidelity复数：fidelities

Fidelity is the hallmark of a trustworthy friend.
忠诚是朋友值得信赖的标志。
She always displays a high degree of fidelity towards her job, never taking shortcuts.
她对工作总是表现出高度的忠诚，从不走捷径。
Investors value a company's fidelity to its long-term strategy.
投资者重视公司对其长期战略的坚守。
Marriage vows include an oath of fidelity to one's spouse.
结婚誓言中包含了对配偶的忠诚誓言。
Fidelity Mutual Fund consistently delivers solid returns to its investors.
忠诚共同基金一直为投资者提供稳定的回报。
A loyal employee is a valuable asset to any organization.
忠诚的员工是任何组织的宝贵财富。
In cryptography, perfect secrecy requires absolute fidelity in encryption processes.
在密码学中，绝对的保密性要求加密过程中的绝对忠诚。
He showed his fidelity by staying with the company through thick and thin.
他经历了风风雨雨，始终留在公司，显示了他的忠诚。
Fidelity to the truth is a cornerstone of journalism.
新闻业以对事实的忠诚为基础。
The dog's unwavering fidelity to its owner is truly heartwarming.
狗对主人的坚定忠诚确实令人感动。