small print
noun [ U ] UK uk/ˈsmɔːl ˌprɪnt/ us/ˈsmɑːl ˌprɪnt/ (US fine print)
（正式合同中用较小的字体印刷、可能对签署者不利且易被忽略的）附属细则
text in a formal agreement that is printed smaller than the rest of the text, sometimes in the hope that it will not be noticed
Don't sign anything until you've read the small print. 读完小号字印刷的附属细则之后再签字。