alternate SC交替的副载波alternatev.交替；轮流adj.间隔的；轮流的；交替的n.代替者；供替代的选择alternately enhanced强化alternate in serving[羽]换发球, 双打中一方轮流发球alternate arm action两臂交替划水alternate named file备用命名文件, 变更命名文件alternate cover test交替覆盖试验alternate conversion交替转换alternate path retry替换通路再试,更替通路再试,交替通路再试alternate key stroke交错击键法,交替击键Alternate Voice Data备用语音数据资料Alternate hemiparesis交叉性轻偏瘫