:an activity in which you quickly do or read all the different parts of something especially in order to practice or prepare for something (such as a performance)(尤指排练或表演前)把各部分快速过一遍
She gave her lines/notes a quick run-through.她把她的台词/笔记快速过了一遍。
They did a run-through [=rehearsal] of the play.他们把这部剧彩排了一遍。