n. lime- or lemon-flavored carbonated water containing quinine
n. (music) the first note of a diatonic scale
n. a medicine that strengthens and invigorates
a. of or relating to or producing normal tone or tonus in muscles or tissue
n. 补药, (音乐)主调音或基音
a. 滋补的, 声调的, 使精神振作的