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adj.二级的，二阶的
1、second t───第二个t
2、bravely second───勇气默示录
3、order───vi.命令；订货；n.命令；顺序；规则；订单；（生物学）目；vt.命令；整理；订购
4、second alarm───第二次报警
5、second cousin───n.第二代堂兄妹，第二代表兄妹；远房堂或表兄弟姊妹
6、second that───第二个
7、lam second───林秒
8、second───adj.第二（个）的；（比赛、级别上）居第二位的；另外的；次要的；v.支持，附议；临时调派（工作人员等）；n.(Second)（美）塞孔（人名）；num.第二；（规模、质量等）居第二位的；另外的；n.秒；瞬间；第二名；二等品；adv.居第二位；第二，其次
9、second words───第二个词
1、Some relationships among the support function and indicator function of a convex set and their second-order epi-derivatives are given.───利用集合的表示函数、支撑函数、距离函数和投影等研究闭凸体的典范表示及点到边界的投影特征。
2、Throughout much of the twentieth century, analytic philosophy has increasingly become a "second order" form of enquiry.───在二十世纪的大部分时间里，分析哲学越来越变成了某种“二级的”研究形式。
3、When it is curved, the law of its curvature seems to be at the least of the first and at the most of the second order.───当它是曲线的时候，其弯曲的法则看起来至少是一阶至多是二阶。
4、While it did not suffer a western-style financial crisis, it was hit hard by the second-order effects, as exports suddenly collapsed.───中国没有遭受西方那种金融危机，但却受到了其次级效应的明显影响，导致出口骤减。
5、such second-order genetic effects is only now being appreciated.───这种二级基因效果到现在才受到人们的认可。
6、First-order change involves doing better what we already do, while second-order change alters the core ways we conduct business or even the basic business itself.───阶变化侧重于把现在正在做的是做的更好，而二阶变化改变了我们从事的事业甚至基础生意本身的核心内容。
7、After introducing self-similar variables, we compute the long-time asymptotics of the rescaled vorticity equation up to second order.───在介绍自相似变量，我们计算长期渐近的重新调整涡方程高达二阶。
8、It's a second-order equation in x, and is a parabola and a parabola has this shape.───这是一个x的二次方程，也是一个抛物线方程式,抛物线都长这样。
9、The reference trajectory is a classic second order curve. The controller parameters have clear physical meaning and are easy to tune.───其参考轨迹是一条典型的二阶曲线，KongZhiQi参数具有明显的物理意义，且易于整定。