[] to give sb information about sth or instructions to do a particular job向（某人）介绍情况；给（某人）指示◆The director has been briefed on what questions to expect.已向董事介绍了可能被问到的问题。 () () to give a lawyer, especially a barrister , the main facts of a legal case so that it can be argued in a court向（辩护律师）提供案情摘要