tonic
英 ['tɒnɪk]
美['tɑnɪk]
	    - n. 补药;主调音或基音
 - adj. 滋补的;声调的;使精神振作的
 
英英释意
- 1. lime- or lemon-flavored carbonated water containing quinine
 
- 2. a sweet drink containing carbonated water and flavoring;
 - "in New England they call sodas tonics"
 
- 3. (music) the first note of a diatonic scale
 
- 4. a medicine that strengthens and invigorates