Fingerprint images vary in quality.

指纹图像的质量各有差异。

youdao

They do vary in quality and quantity of services, so you will have to compare.

服务商在数量和质量上有不同，所以你需要比较。

youdao

Although only based on a small number of studies which vary in quality, behavioural or cognitive-behaviour therapy alone appears to be an effective treatment for OCD in children and adolescents.

虽然只有少数品质不一的研究，单独使用行为治疗或认知行为治疗，对于儿童及青少年的强迫症患者来说似乎是一种有效的治疗。

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India, famously, produces a flood of generic drugs that can vary in quality.

FORBES: Magazine Article

The images vary in quality and Mr Steinberg is aware of the risk that ratings may reflect the skill of the photographer not the landscape.

BBC: Hunt begins for most scenic spots

The entries, as you might expect, vary in quality.

ECONOMIST: Britishness