touch on片语动词KK [tʌtʃ ɑn] /tʌtʃ ɑn/发音片语动词1提到、谈及、略为涉及The speaker only touched on the budget cuts before moving on.演讲者只略为提到预算削减,就转到下一个话题。2涉及、关系到正式These documents touch on issues of national security.这些文件涉及国家安全的问题。3近乎、接近正式His confidence touches on arrogance at times.他的自信有时近乎自大。用这个字练口说→