vouch forsth/sb
—phrasal verbwithvouchverb[+ that]uk/vaʊtʃ/us/vaʊtʃ/
to say that youknowfromexperiencethat something istrueor good, or that someone ishonestand has a goodcharacter
为…担保；保证
Patricia hascheckedthereportsand canvouchfor theaccuracyof theinformation.帕特里夏已经核实过报告，可以保证信息的准确性。