on paper 

judging something by how it has been planned rather than how it really works in practice

據(jù)書(shū)面材料，在書(shū)面上，在理論上

The design certainly looks good on paper.

該設(shè)計(jì)從理論上看的確很不錯(cuò)。

Several candidates seemed suitable on paper but failed the interview.

有幾個(gè)應(yīng)聘者從申請(qǐng)表上看條件不錯(cuò)，但面試都未通過(guò)。

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