mongodb 建立索引提示异常：WiredTigerIndex::insert: key too large to index, failing 1483

{
    "ok" : 0.0,
    "errmsg" : "WiredTigerIndex::insert: key too large to index, failing  1483 { : \"山东隔断|山东隔断厂家|山东隔断价格|山东活动隔断|山东酒店活动隔断|烟台活动玻璃隔断|山东活动展板|山东隔��...\" }",
    "code" : 17280"ok" : 0.0,
    "errmsg" : "WiredTige