true to form

遵照过去的行为模式；(人或人的行动)一如往常

The Clintons, true to form, were nearly half and hour late to meet the elder Bushes at the White House in 1993.
克林顿夫妇于一九九三年在白宫会见老布什伉俪时，也同往常一样，迟到了将近半小时。