1.the (usually elliptical) path described by one celestial body in its revolution about another;

he plotted the orbit of the moon

2.a particular environment or walk of life;

his social sphere is limited

3.an area in which something acts or operates or has power or control: "the range of a supersonic jet";

the ambit of municipal legislation

4.the path of an electron around the nucleus of an atom

5.the bony cavity in the skull containing the eyeball

1.move in an orbit;

The moon orbits around the Earth

1.眶

1.軌道

1.眼窩

1.眶：容納眼球的骨腔，見(jiàn)orbita〔NA〕

1.軌道

1.眼眶

1.眶［腔］

2. 又稱 :眶［腔］(orbital cavity)

1.眶，又稱：眶(Orbita（拉）,Cavitas orbitalis（拉）)

1 . 軌道

...1932年美國(guó)化學(xué)家羅伯特·馬利肯提出以,軌道,orbital,取代,軌道,orbit,一詞[8] ,原子軌道是單一原子的波函數(shù).

2 . 軌道上

Another day in orbitfor Space Shuttle Atlantis ., 亞特蘭斯蒂號(hào)航天飛機(jī)又在軌道上停留一天.

3 . 眶

眼眶（orbit）是容納眼球等組織的類似四邊錐形的骨腔，左右各一，互相對(duì)稱。成人眶深約4--5cm。眼眶除外側(cè)壁比較堅(jiān).

4 . 環(huán)繞

當(dāng)你完成環(huán)繞(Orbit)操作后,在工具條上單擊Select 選取所有室內(nèi)不是磚紅色的表面,并且反轉(zhuǎn)它們的定向。 為什么要執(zhí)行這個(gè)過(guò)程?因?yàn)?首先,正確的表面定向保證.

1 . 穩(wěn)定軌道

stable manifold 穩(wěn)定廖stable orbit 穩(wěn)定軌道stable point 穩(wěn)定點(diǎn)

1 . 軌道和能量

of hydrogen atom or hydrogen-like ions , the elliptic orbit , energy , orbital velocity , period and quantization are discussed in brief and perfection .對(duì)氫原子或類氫離子中電子的橢圓軌道和能量及其量子化等給出了一個(gè)簡(jiǎn)明、完善的討論。

1 . 軌道電子

orange pigment 橙色顏料orbital electron 軌道電子orbital elements 軌道要素

1 . 軌跡交匯

but even the orbits intersectant orbits ., 而是縱然軌跡交匯.