回旋的英文：
cyclotron

Slalom pole
回旋标杆

Slalom gate
回旋门

A spin that tends to retard, arrest, or reverse the linear motion of an object, especially of a ball.
回旋使一个做直线运动的物体减速、停滞或倒转的一种旋转，尤指一个球

gyromagnetic ratio
回旋磁性比(电子、核粒子等的磁性能率与角动量之比值)

angle of heel in tur
回旋倾侧角

The opposition had no room in which to maneuver.
对手没有回旋的余地了

The plane is circling overhead.
飞机在上空回旋。

Gulls reeling and diving.
海鸥回旋和俯冲

The tonic is carried inside the listener's head.
主音一直在听者头脑中回旋。

Moving in a circle or spiral;gyratory.
旋转的以圆周或螺旋的方式运动;回旋的

In practice this velocity is sufficiently nonrelativistic for the operation of a conventional cyclotron
实际上，这个速度就普遍的?旋加速器的运转来说，完全可以看成是非相对论性的。

The cyclotron frequency can also be derived by an elementary argument
回转频率也可以通过浅显的论证导出来。

How well is the exposure area shielded from the cyclotron proper
照射区对回旋加速器本身的屏蔽程度如何？

Today many radioisotopes are produced using the particle accelerator called a cyclotron
今天许多放射性同位素是用被称为回旋加速器的粒子加速器来制造的。

China's first atomic reactor and cyclotron were built in 1958.
中国的第一个原子反应堆和回旋加速器建于1958年。