alternate use交替使用
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
Alternate Hardened Headquarters
alternate track rebuild program替代轨道重建程序
alternate catching and stocking生产模式
Alternate Escort Operating Base备用护航支援基地
alternate track table operation交替磁道表操作
alternate between joy and grief悲喜交加
alternate-channel interference相隔信道干扰
alternated between hope and fear处于希望与恐惧之中
Alternate Launch Officer Console后备发射官操作台