This suyu is not a direct quotation, but rather from a Xinhua report on Xi Jinping’s speech on July 29, 2019, “就当前经济形势和下半年经济工作.”
Meaning
To stand firmly; gain a foothold; to establish oneself
Original
只要我们保持定力、站稳脚跟,在埋头苦干中增长实力,在改革创新中挖掘潜能,在积极进取中开拓新局,中国经济航船就一定能够乘风破浪、行稳致远。