rhino- [GK] =nose 鼻

rhinoceros n. 犀牛 [cer = horn] 

rhinology n. [医]鼻科医学[-logy= the science of]

rhinoscope n. [医]鼻镜，鼻窥镜 [-scope = a device for viewing]

rota-，roto- [ L ] = wheel 转轮

rotameter n. 转子式测速仪 [-meter = a measuring device] 

rotascope n. 转动观察仪 [-scope = a device for viewing] 

rotochute n. (配有减速螺旋桨的）高空降落伞（chute ← parachute n.) 

rotogravure n. 转轮凹版印刷（gravure n. 照相凹版）

sapr(o)- [GK] = rotton 腐败的 

sapremia n. [医]腐血症 [-emia = the state of blood] 

saprobe n. [生]污水生物[-be= life] 

saprozoic n. 食腐动物[-zo= animal]

seismo- [GK] = earthquake 地震

seismograph n. 地震仪 [-graph = sth. that records] 

seismology n. 地震学 [-logy = the science of] 

seismometer n. [地]测震表 [-meter = a measuring device]

seleno- [GK] = the moon 月

selenocentric n. [天]以月为中心的 [centr= center] 

selenograph n. [天]月面图 [-graph = sth. drawn] 

selenology n. [天]月球学[-logy= the science of]

sept (i) -, septem- [L] = seven 七 

septangle n. 七角形，七边形

septennial a. 持续七年的；每七年一次的 [enn = year] 

septilateral a. 七边的，七面的 [later = side] 

septempartite a. 分成七部分的 [part= to divide] 

September n. 古罗马的七月；公历的九月

sex(i)- [L] = six 六 

sexivalent a. [化]六阶的 [-valent = having... value] 

sexangle n. 六角的，六边形 

sexcentenary a. 六百的；六百年的 

sexipolar a. 六极的

socio- [L] = social 社会的 

sociology n. 社会学 [-logy = the science of] 

socioeconomic a. 社会经济的 

sociopolitical a. 社会政治的