率尔操觚[shuài ěr cāo gū]
词典\u0064\u0061\u006E\u0063\u0069\u002E\u0039\u0031\u0031\u0063\u0068\u0061\u002E\u0063\u006F\u006D
词典act without due consideration：率尔操觚；草率从事。
act without due consideration