大家都搜：
前期
1、python upper───蟒蛇鞋面
2、upper box───上箱体
3、upper peninsula───n.密西根上半岛
4、upper lower───上下
5、upper scales───上标度
6、upper───adj.上面的，上部的；较高的；n. (Upper)（英）厄珀（人名）；n.鞋面；XingFenJi（常用复数uppers）
7、stage by stage───adv.逐步地，一步一步地；分阶段地
8、upper side───上面；上盘；上面，上部
9、stage───vt.举行；上演；筹划；n.(Stage)人名；(英)斯特奇；vi.举行；适于上演；乘驿车旅行；n.阶段；舞台；戏剧；驿站
1、it was the model constitution of the upper stage of barbarism.───这是野蛮时代高级阶段的典型制度。
2、The Shepherding Spacecraft built by our partner Northrop Grumman guides the Centaur upper stage to the target.───领头太空船，我们的合作伙伴诺斯罗普格鲁曼公司，引导半人马座上面级到目标上。
3、The X-34 has a reusable lower stage and an expendable upper stage, and is designed to reduce the cost of launching small satellites.───34具有一个可以重复使用的下部一级火箭和一个消耗性的上部一级火箭，其设计目的在于降低发射小卫星的成本。
4、In short, we here see a people which had just raised itself from the middle to the upper stage of barbarism.───一句话，我们在这里所看到的，是一个刚从野蛮时代中级阶段进到高级阶段的民族。
5、The upper stage was able to reach then-record altitudes of almost 400 kilometers, higher than even modern Space Shuttles fly today.───上层火箭可以到达海拔400公里的高度，这是当时的纪录。甚至连现代航天飞机都不及。
6、half of the rocket is a dummy version, combining its upper stage and the Orion crew capsule, designed and weighted to mimic the real thing.───火箭的上半部分是个仿造品，把第一级和“猎户座”(Orion)乘员舱结合在一起，使其设计及重量与实际情况相若。
7、At the upper stage, Windows are recessed into the quadripartite vault ceiling.───在上一阶段，窗子被放在四分拱顶天花板的凹处。
8、The upper stage will have a smaller engine, says Meng, without giving details.───上面级将有一个更小的发动机，孟说，没有透露更多细节。
9、The stunning display was produced when the rocket's Fregat strap-on boosters separated from its upper stage, and dropped to the ground.───这个令人目眩神迷的美景展示的是火箭的KunBang式助推器和它的上一级脱离并掉回地上时的情景。
1、A ride in the lunar module's upper stage was quite an experience.
2、It is not the first time that NASA has had trouble with the upper stage.
3、The constitution also corresponds to the upper stage of barbarism.
4、Such a mission would launch a huge rocket, the upper stage of which would fly directly to the Moon.
5、The optimization design of DFC is expounded and the concept and method of multiobjective optimization are used to the upper stage solid rocket motor (CPKM) of a kind of launching vehicle.
6、The expander cycle rocket engine could provide an ideal high energy and low - cost upper stage option.
7、The test for static characteristic was taken including the start of levitation which had a nicer result. And the inhere frequency of the upper stage was calculated.
8、At the upper stage, windows are recessed into the quadripartite vault ceiling.