文学 共振峰 释 locus 音轨 同一个辅音后接（或前接）不同的元音时，其第二共振峰F2过渡音征虽有升有降，但都会指向的同一个频率值。
计算机应用 多媒体 释文 audio track 音轨
- subbottom profiler survey
- sub-boundary
- subbounded lattice
- subbundle
- subcadmium
- subcaloric function
- subcapillary interstice
- subcapitulum
- subcase
- subcategory
- subcell
- subcellular distribution of pollutants
- subcellular structure
- subcellular structure of neuron
- subcenter
- subcentre
- subception
- subchain
- subchain complex
- subcharacter
- subchronic and chronic toxicity
- subchronic toxicity test
- subcircuit
- sub city region
- subclass