face value
noun
1- the value printed or depicted on a coin, banknote, postage stamp, ticket, etc., especially when less than the actual or intrinsic value（尤指低于实际或内在价值的硬币或邮票等的）票面价值, 面值。
1.1
- figurative the superficial appearance or implication of something〈喻〉表面价值, 字面意思：
she felt the lie was unconvincing, but he seemed to take it at face value.
她觉得那谎言不可信, 但他看起来已信以为真。