secondness第二性
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-order matrix perturbation二阶摄动
Second Harmonic Generation imaging
second-level inner-macro-call[计] 二级内部宏调用
second-order autoregressive model二阶段自回归模型
Second Tour Engineer Officer Course第二次服役期工程军官课程
second member of Kongdian formation孔二段
Second Thought on Mathematics Truth数学真理的再思考
second-order correlation function二次相关函数
second derivative multistep methods二阶导数线性多步法