Syka西卡
SYabbr.平方码(=square yard)abbr.主发动机偏转(=sustainer yaw)
systolic accentuated[医] 收缩期杂音
syphilitic gastritis[医] 梅毒性胃炎
Systasis tenuicornisn.细角毛链金小蜂
syphilid tuberculosa结节性梅毒疹
Syrrhaptes paradoxusn.毛腿沙鸡
syphilitic glossitis梅毒性舌炎
systolic overloading收缩期负荷过重
syphilitic pemphigus天疱疮样梅毒疹, 梅毒性天疱疮