應用 yìngyòng HSK3 to apply Definitions Defs Origin Strokes Stroke Words Sentences Sents yìngyòng to apply · applied · application 应 應 yìng to suit (bound form) to suit; to respond to; to comply with用 yòng to use To use; to employ; to apply or make use of something to achieve a purpose.yìngyòng to cover expenses 应 應 yìng to suit (bound form) to suit; to respond to; to comply with用 yòng expense (bound form) An expense; an outlay or the cost of something.