[ˈɔptəufəun]
光声机：能将光波转变为声波，使明暗可由盲人通过其听觉来加以辨认的一种装置- cytidine
- cytidine deaminase
- cytidylate
- cytidylic acid
- cytidylyl
- cytisine
- cytisism
- Cytisus
- cytoanalyzer
- cytoarchitectonic
- cytoarchitectural
- cytoarchitecture
- cytobiology
- cytobiotaxis
- cytocentrum
- cytocerastic
- cytochalasin
- cytochemism
- cytochemistry
- cytochrome
- cytochrome c oxidase
- cytochrome oxidase
- cytochrome P-450 reductase
- cytochylema
- cytocidal