SpaceX's Starship is made of stainless steel and runs on liquid methane.Credit: SpaceX Starship is intended to eventually evolve into a fully reusable launch and landing system, designed for trips to the moon, Mars, and perhaps other destinations. Its intended reusability is "the holy grail ...
题目When did the first space shuttle launch? A. In 1961. B. In 1969. C. In 1981. D. In 2001. 相关知识点: 试题来源: 解析 C。1981 年首次发射航天飞机。选项 A 是加加林进入太空的时间;选项 B 是阿姆斯特朗登上月球的时间;选项 D 错误。
百度试题 结果1 题目We all felt excited when China succeeded in (launch) ___ its first manned spaceship.分值: 1相关知识点: 试题来源: 解析 答案:launching 反馈 收藏
The Space Age ___ in October 1957 when the first artificial satellite was launched by the Soviet Union. A.initiatedB.originatedC.embarkedD.commenced 相关知识点: 试题来源: 解析 D [译文]太空时代始于1957年10月,那时前苏联发射了第一颗人造卫星。[题解]近义动词辨析:initiated“使开始,发起”,为...
N.Y.—DorothyWoodruffandRosamondUnderwood—traveledto a settlementin the Rocky Mountainstoteachinaone-room schoolhouse. ThegirlshadgonetoSmithCollege.Theywore expensiveclothes.Soforthemto movetoElkhead,Colo.toinstructthechildrenwhoseshoes wereheldtogetherwithstring wasasurprise. Theirstayin Elkheadisthesubjec...
2 Thisisthereasonwhywefailto rememberorlearnnewthingswhenwearementallystressed.Topreventstress-relatedlossof memoryandlearningability,onehastofindthefactorsthatincreasestressandanxietyanddeal withthem. Ifyouexerciseonaregularbasis,yourbodywillbecomestrongerovertime. 3 Asyour braindoesmoreexercise,itgetshealthier...
He _D(取消) his engagement just before the wedding.A.broke out of B.broke away from C.broke off D.broke upIt B_ on us rather suddenly that the number of passengers on the small spaceship we inhabit is doubling about every forty years.A.dawned B.occurred C.drew D.struckA newly ...
1.The launch, which was controlled from the Mojave Air and Space Port, was to have been the first in a series of test flights leading up to Virgin Galactic's maiden flight beyond Earth's atmosphere.这里的was to have been 是什么语法形式?这句话如何翻译?
Starship has had four test flights so far, andis currently preparing for its fifth, although the Federal Aviation Administration (FAA) has not yet cleared SpaceX to launch. The Federal Communications Commission (FCC),however, has approved the flight, but the FAA is truly the one who must giv...
When is the next full moon? The next full moon will be onSunday, Dec. 15.It will officially reach its full moon phase at4:02 a.m. EST (0902 GMT)but local moonrise times vary depending on location.The moon will still appear full the night before and after its peak to the casual st...