声明：百科词条人人可编辑，词条创建和修改均免费，绝不存在官方及代理商付费代编，请勿上当受骗。详情>> Train your choral learners vowels and consonants with the Worldwide Phonetic Alphabet inside a calming and delightful way with these vivid watercolor IPA vowels & consonants posters! These posters are perfect for more mature students in middle and high school choir, and they can be utili... https://top10bookmark.com/story12782107/new-step-by-step-map-for-%E8%AE%BA%E6%96%87%E4%BB%A3%E5%86%99