Never put anything down on paper which might be used inevidence against you at a later date.
不要在纸上写下任何东西，免得日后成为对你不利的证据。
《柯林斯英汉双解大词典》
2
As proof of the amount owed to it, the hospital offered inevidence a computer printout of the services rendered to the defendant and the amounts owed for them.