annulv.废除;消减;取消;宣告无效
annulus urethralis尿道环
annulus conjecture圆环猜想
Annuli chartacters年轮特征
annul an agreement取消协议
annulus tympanicus[医] 鼓环
annulus tendinosus前弹力层周边环, 环状韧带
annulus trachealis气管环
annulus antennalis围角片
annulospiral ending螺旋环终末,环螺形末梢
annulus occipitalis枕(骨)环