ulcerationKK [ˏʌlsɚˋeʃən] /ˌʌlsɚˈeɪʃən/发音名词1溃疡形成、溃烂医学Long-term use of these painkillers can cause ulceration of the stomach.长期服用这类止痛药可能造成胃部溃疡。2溃疡、溃疡面The doctor found several small ulcerations inside her mouth.医师在她口腔内发现几处小溃疡。用这个字练口说→