secondmentn.暂借;借调
secondadj.第二的;次等的;再一个的num.第二n.片刻;秒adv.第二;其次v.支持;赞成;附和;调派
second - performance learning algorithm二次型性能指标学习算法
second-generation hand-held computers第二代掌上电脑
second-order linear recursive sequences二阶线性递归序列
second-order natural vibration frequency二阶自振频率
second-order linear homogeneous equation二阶线性齐次方程
second/foreign language writing anxiety二语/外语写作焦虑
Second prize scholarship for postgraduates研究生二等奖
second-order Dini directional derivative二阶Dini方向导数