Syl西尔SYabbr.平方码(=square yard)abbr.主发动机偏转(=sustainer yaw)Sycacanthan.维小卷蛾属SYS volume[计] SYS卷sycephalus[医] 并头联胎Syrastrenan.痕枯叶蛾属syrrotitum聚合菌丝束syabusyabun.日式涮牛肉syphilipher[医] 带梅毒螺旋体者, 传染期梅毒患者syllabicityn.构成音节(分成音节)sylvestrene枞油烯syphilelcus[医] 梅毒性溃疡