Symesn.赛姆斯SYMabbr.符号(=symbol)abbr.对称(=symmetry)Symphorema mollisn.毛楔翅藤symplectic system辛体系symbiotic concept共生理念symoathetic trunk交感神经干symplectic method辛方法symbiotic objects共生星Sympatektoman-N硝酸四乙胺[抗高血压药]Sympodial bamboos丛生竹Symbiotic plasmid共生质粒sympathoparalytic[医] 抗交感[神经]的, 交感神经阻滞的