por·ta·men·to /ˌportəˈmɛn(ˌ)to, ˌpɔr-/ 滑音,延音
Por·ta·men·to n. Mus. In singing, or in the use of the bow, a gradual carrying or lifting of the voice or sound very smoothly from one note to another; a gliding from tone to tone. ◄ ►