fidelity

fidelity
[fɪˈdɛlɪti]
noun
[mass noun]
  1. faithfulness to a person, cause, or belief, demonstrated by continuing loyalty and support
    忠诚,忠实,忠贞
    he sought only the strictest fidelity to justice.
    他寻求的只是绝对公正。
    ■sexual faithfulness to a spouse or partner
    (对配偶或搭档的)忠贞
    ■the degree of exactness with which something is copied or reproduced
    保真度,逼真度
    the 1949 recording provides reasonable fidelity.
    1949年的录音保真度还不错。
语源
  1. late Middle English: from Old French fidelite or Latin fidelitas, from fidelis 'faithful', from fides 'faith'. Compare with fealty
英语宝典
考试词汇表