“发声法”用英语怎么说

吉他, 低音吉他, 发声法,长笛, 小提琴,中提琴.We provide lessons for guitar, bass guitar, voice, flute.很快,我们就知道这些发声法是一种歌声.It'soon became apparent that these vocalizations were songs, said researcher Timothy Holy.其他个人班包括钢琴, 小提琴, 中提琴, 长笛...