Upon examination, one photograph appeared to have an artifact.

经检查，一张照片似乎有人工制品。

Upon examination, that gentleman found among the statutes of the State an act providing for the recovery of free citizens from slavery.

经过检查，这位先生在州法律中发现了一项法案， 该法案规定将自由公民从奴隶制中解救出来。

If, upon examination, he appears to understand what is taught there, no questions are asked about the place where he learnt it.

如果经检查，他似乎理解那里所教的内容，则不会询问他是在哪里学习的。

A negotiable instrument signal and issued by a depositor who has opened a deposit account and accepted by the bank upon examination and approval, guaranteeing unconditional payment of a certain amount to the payee or holder on a specified date.

一种可转让票据信号，由已开立存款账户并经银行审批后接受的存款人签发，保证在指定日期无条件向收款人或持有人支付一定金额。