第二: second步: pace; step第二步计划: step 2第二步足: second foot第二步:强度范围检查: intensity range check第二步战略目标: the second-step strategic objective二步: two维吉尼亚州第二步兵团: 2nd virginia, company d二步法: two step method二步格: dimeter二步舞: gangar第十二步:色彩: color scales二步淬火: two stepped quenching二步分析: two stage assay二步分析法: two-stage assay两步舞, 二步舞曲: two-step第二: 1.(序数) second 第二把手 number two man; second in command2.(姓氏) a surname 第二彦 di'er yan; 第二版 the second edition; 第二产业 second [secondary] industry; 第二承运人 succeeding carriers; 第二宇宙速度 second cosmic velocity (物体具有每秒11.2公里的速度时, 就可以克服地心引力, 脱离地球, 也叫“脱离速度”); 第二战场 second front; 第二阵地 second position二步法三维偏移: three-d migration in two steps二步相继灌注法: two consecutive infusion一步未稳,休跨二步: Don't take your second step until you're sure of the first.一步未稳休跨二步: don't take your second stuntil you're sure of the first第二;第二点: second第二cmc: second cmc第二、其次: second第二,秒: second