词条：Fidelity

音标
英式发音：/ˈfɪdəlti/
美式发音：/ˈfɪdəlti/

词性
名词

基本释义

忠诚，忠实：对人、对事业、对信仰等的忠诚或忠实。

准确性，精确性：指信息、图像、声音等的真实性或再现程度。

逼真度：尤指艺术作品、音响设备或影像的还原程度。

详细解释
Fidelity 来源于拉丁语 “fidelitas”，原意为“信任、忠诚”。在现代英语中，既可以指人际关系或信仰中的忠诚，也可以用于技术或艺术领域，表示信息或表现的准确性与逼真度。

用法说明

可与人、组织、婚姻、承诺等搭配，表示忠诚：
He was praised for his fidelity to the company.

可与图像、声音、数据等搭配，表示准确性或高保真：
High-fidelity sound systems reproduce music exactly as it was recorded.

短语搭配

marital fidelity 婚姻忠诚

fidelity to the truth 对真理的忠实

high fidelity 高保真（音响或影像技术）

fidelity bond 保证金、忠诚保证保险

fidelity test 忠诚度测试

例句

The soldier’s fidelity to his country was unquestionable.

Their fidelity in friendship has lasted over decades.

High-fidelity audio equipment delivers crystal-clear sound.

She was admired for her fidelity to her principles.

The film captures the novel with remarkable fidelity.

Fidelity in recording ensures that the music sounds exactly as intended.

He signed a fidelity bond as part of his employment contract.

Maintaining fidelity to historical facts is important in documentary filmmaking.

The couple promised fidelity to each other in their wedding vows.

Scientists value fidelity when replicating experiments to ensure accurate results.

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