说穿[shuō chuān]
词典说穿的意思
词典disclose：公开；揭露；使显露；使暴露。
词典\u0064\u0061\u006E\u0063\u0069\u002E\u0039\u0031\u0031\u0063\u0068\u0061\u002E\u0063\u006F\u006D
词典reveal：揭露；泄露；显露；[神]启示。
词典tell what sth. really is：说穿。
说穿[shuō chuān]
tell what sth. really is; reveal; disclose:
例：说穿了， 无非是想推卸责任。
To put it bluntly, this is shifting responsibility.