1.The earth revolves both round the sun and on its own axis.

1.地球既公转又自转。

2.A wheel revolves round its axis.

2.轮子是绕旋转。

3.The wheel is revolving about its axis.

3.轮子在上转动。

4.The axis of a circle is its diameter.

4.圆是其直径。

5.The earth rotates on its axis once every 24 hours.

5.地球每24小时依其心自转一次。

6.Mars takes longer to revolve on its axis than the earth.

6.火星自转一周时间比地球长。

7.A cymose inflorescence with more than two branches from the main axis.

7.多歧聚伞花序 Pleiochasium 从主分出两个以上分支聚伞状花序。

8.The earth's axis is the line between the North and South Poles.

8.地是南北极之间。

9.A cymose inflorescence in which each axis produces more than two branches.

9.多头聚伞花序 Polychasium 每个具两个以上侧聚伞花序。

10.To study the orectic mechanism of YunPi compound(BaobaoLe) to by regulating the activities of its gut-brain axis.

10.究运脾复方宝宝乐通过调节''肠-脑''活动促进摄食作用机制。

11.The tangent, binormal, and normal attributes represent the coordinate axes of the tangent space surrounding each vertex.

11.切，副法和法代表了每个顶点切空间三个。

12.They equipped themselves with a pair of sharp axes and set off for the forest.

12.他们带上两把利斧便朝森林走去。

13.Results Gnathion and gonion showed positive displacement on X and Y axes and negative displacement on Z axis.

13.颏顶点、下颌角点均表现为X、Y向正,Z向。

14.Relationships between the minor axis semidiameter and major axis semidiameter have been empirically determined for different structural detail geometries.

14.对于不同结构细节几何形状，已经确定了短和长半径之间关系。

15.It has been predicted that the Earth will tilt on its axis,causing catastrophic famine and disease.

15.有人曾预言地球会导致大荒灾和疾病。

16.Step 1: Center the secondary mirror on the axis of the focuser drawtube.

16.把副镜中央置于调焦伸缩管中。

17.It is highly suggested axis radiograph of the knee with the tibiae tuberositas localization are helpful to early diagnosis.

17.采用膝关节“胫骨结节定”投照法准确、易操作，有助于早期诊断。

18.The shape of cross-section is an ellipse folded in half through one symmetry axis, and the axis keeps perpendicular with pinacoid-view.

18.断面形状为沿对称对折椭圆，此对称始终垂直于截面，其方向与平面图上流道中无关。

19.This bar of palm trees creates the primary axis of the site, an allee into the inner courtyard of the media square.

19.这片棕榈林是城区，一条引导人们进入媒体广场内院小径。

20.A technique for estimation of gyro installation error s in gimbaled INS was presented based on the oscillation around gyro input axis.

20.介绍了一种用于测量平台式惯性导航系统陀螺安装误差陀螺扰动技术.