“背黑锅”常见的英文表达有 “take the blame (for something)” 或 “be the scapegoat”。
“take the blame (for something)”：直接表示为某事承担责任，带有被迫或无奈承担不属于自己的过错的意味，与“背黑锅”含义契合。例如：He had to take the blame for the mistake, even though it wasn't his fault.（他不得不为这个错误背黑锅，尽管这并不是他的错 。）
“be the scapegoat”： “scapegoat”本意是“替罪羊”，此短语形象地表达出成为他人过错的承担者这一含义。例如：She always ends up being the scapegoat for her team's failures.（她总是要为团队的失败背黑锅。）