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- Either half of the major axis is called a semimajor axis. 长轴的每一半叫做半长轴。
- Either half of the major axis is called a semimajor axis . 长轴的每一半叫做半长轴。
- Length of the semimajor axis of earth's orbit around the sun: 92,955,808 mi (149,597,870 km), often defined simply as the average distance from earth to the sun. 地球绕太阳旋转的椭圆轨道半长轴的长度：92,955,808哩（149,597,870公里），通常则指地球到太阳的平均距离。
- semimajor axis of beam cross-section 束流截面的长半轴
- The heavy ax was awkward to use. 这把重斧头不好用。
- The axis of a circle is its diameter. 圆的轴线是其直径。
- The firemen splintered the door with an ax. 消防队员们用斧头将门砸开。
- semimajor axis 半长轴
- Does the earth rotate on an axis? 地球是绕轴旋转的吗？
- A wheel revolves round/on its axis. 轮子是绕轴旋转的。
- The man cleft a block of wood in two with an ax. 那人用斧头把一块木头劈成两半。
- John got the ax from Mary-they won't see each other again. 约翰被玛丽拒绝了－他们从此不再来往。
- Having or mounted on a common axis. 同轴的有或装上共同轴的
- Next to or facing the main stem or axis. 近茎轴一侧的紧挨着主茎或轴的，面向主茎或轴的
- The hunter cut off the animal's head with one chop of an ax. 猎人一斧砍下猎物的头。
- He hacked the box apart with the ax. 他用斧头把盒子劈开。
- Atens: semimajor axes less than 1.0 AU and aphelion distances greater than 0.983 AU; 阿托恩：半长轴小于1个天文单位，远日点大于0。983天文单位；
- I'd like to see what chance I could find to trade off my ax handles. 我要看看我能找个什么机会卖掉我这些斧头柄。
- Several of our plans got the ax when the new government came in. 新政府上台后，我们有几个计划被砍掉了。
- A groove or notch made by a cutting tool, such as a saw or an ax. 锯缝，劈痕切割型工具如锯或斧子所制造的沟槽或凹口
