n.时间比较仪...

The naming of stars is at the discretion of the International Astronomical Union.给星体命名是由国际天文学联合会决定的。He developed an armillary sphere, on which were carved all the astronomical phenomena known time.经过多年的观察,他研制了一架“浑天仪”.凡是知...

membron的音标：membron的英式发音音标为：['membrɒn]membron的美式发音音标为：['membrɒn]...

Scientists are trying to pull together disparate ideas in astronomy.科学家们正试图将天文学中的各派观点整合在一起。Speaking generally, the space enterprise has served astronomy well.总的说来，航空企业很好地促进了天文学的发展。We are on the threshold of a new era in ...

barony的复数形式为：baronies...

n.去乙酰环丙氯地孕酮...

n.气体放电断电器...

Environmental concerns will elbow their way right to the top of the agenda.环境问题将挤到议事日程之首。However, some experts have raised environmental concerns over plan.然而一些专家对这项方案提出了环境方面的担忧.Environmental concerns are both intensely ...

gerontal的音标：gerontal的英式发音音标为：[dʒə'rɒntl]gerontal的美式发音音标为：[dʒə'rɒntl]...

...

They're a load of morons.他们是一群笨蛋.Two of your morons with a matching poodle have been chasing me for days.你的两个蠢货带着一只狗跟了我几天了.They're a bunch of morons.他们是一群蠢货。They’re a load of morons.他们是一群笨蛋。Do we really wanna w...

metasideronatrite的音标：metasideronatrite的英式发音音标为：[metəsɪdərə'neɪtraɪt]metasideronatrite的美式发音音标为：[metəsɪdərə'neɪtraɪt]...

ballastron的音标：ballastron的英式发音音标为：['bæləstrɒn]ballastron的美式发音音标为：['bæləstrɒn]...

异二氢假荆芥内酯...

A full - duplex, synchronous communications protocol used in airline reservations systems.一种全双工同步通信协议,用于航空公司定票系统.non synchronous非同步的, 异步的RAM comes in many varieties, including dynamic RAM ( DRAM ), synchronous RAM and sy...

n.飞机，重航空器...

Euronet的音标：...

The barons of Normandy had refused to countenance the enterprise officially.诺曼底的贵族们拒绝正式赞助这桩买卖.The barons took the oath which Stephen Langton prescribed.男爵们照斯蒂芬?兰顿的指导宣了誓.The French barons and princes thought only of their...

blepharonysis的音标：blepharonysis的英式发音音标为：[ble'fərənəsɪs]blepharonysis的美式发音音标为：[ble'fərənəsɪs]...

brachistochrone的音标：brachistochrone的英式发音音标为：[breɪkhɪstəʊk'rəʊn]brachistochrone的美式发音音标为：[breɪkhɪstoʊk'roʊn]...

antineutron的音标：antineutron的英式发音音标为：[ænti:n'ju:trɒn]antineutron的美式发音音标为：[æntin'jutrɒn]...

Huron的复数形式为：Hurons...

epiblepharon的音标：epiblepharon的英式发音音标为：[epɪble'fərən]epiblepharon的美式发音音标为：[epɪble'fərən]...

adj.精密时计的...

moronic的音标：moronic的英式发音音标为：[mə'rɒnɪk]moronic的美式发音音标为：[mə'rɒnɪk]...

n.大口径短炮（舰炮的一种），臼炮...

confront的近义词/同义词有：squarely, oppose, face, meet, encounter, face, dare, defy, oppose, challenge, encounter。vt.confront的近义词（面对;遭遇;对抗）：squarely, oppose, face, meet, encounter。confront的近义词（其他释义）：face, dare, defy, oppose, cha...

n.支气管扩张药，支气管扩张器...

[化] 螺内酯，安体舒通...

反强子...