计算机体系结构 存储系统 释文 memory cycle 存储周期
- symptom
- symptom analysis
- symptomatic epilepsy
- symptomatic reading
- symptomatic treatment
- symptomatic treatment in acute condition
- symptom check list 90，SCL-90
- symptomless infection
- symptom perception
- symptoms of forest disease
- symptoms of nutrient deficiency
- sym-tetrachloroethane
- sym-trimethylbenzene
- SYN
- syn
- synaesthesia
- synagogue
- Synagogue Council of America
- synandrium
- synantherous stamen
- synapomorphy
- synapse
- synapse dynamics
- synapsids
- synapsis