名 wheel，wheel-like object，ring，disc；动 （依次一个接替一个） take turns；量 round，annulus ；

[例句] 佩罗期待着新一轮的竞选宣传节目的播出。 Perot hoped to run another series of campaign infomercials.

[例句] 然而他的证词只是新一轮唇枪舌剑中的一股火力。 His testimony, however, was only one in a salvo of new attacks.

outline，line，lineament，contour profile，adumbration ；

[例句] 用黑色毡头笔画出基本轮廓（见图4）。 Draw the basic outlines in black felt-tip pen (see fig. 4).

[例句] 从上往下俯瞰，山谷呈现出人形轮廓。 Viewed from above, the valleys form the shape of a man.

hub，boss of wheel，nave of wheel，wheel boss ；

[例句] 他已经在擦汽车轮毂了。 He was already buffing the car's hubs.

[例句] 我在前后轮毂上都抹了润滑油，还调校了刹车。 I greased front and rear hubs and adjusted the brakes.

[机] cam ；

[例句] 调节螺钉落在凸轮高点上. The adjusting screw rests on the high step of the cam.

[例句] 从1958年起, 便已使用带有单顶置凸轮机的发动机. Since 1958, an engine with a single overhead camshaft has been used.

rim，felloe，felly，wheel rim ；

[例句] 我车子的左前轮撞在一大块松动的路缘石上，导致车胎爆裂、轮辋凹陷。 A great chunk of loose kerbing smashed into my left-front wheel, bursting the tyre and denting the rim.

[例句] 他把轮胎安到轮辋上. He fitted the tire around the rim of the wheel.

tyre，shoe ；

[例句] 为避免相撞而刹车时，他听到了轮胎与地面刺耳的摩擦声。 He heard tires squeal as the car braked to avoid a collision.

[例句] 暴徒用一堆堆燃烧的轮胎在大街上筑起了路障。 The rioters barricaded streets with piles of blazing tyres.

wheel (of a vehicle)，carriage wheel，cartwheel，vehicle wheel ；

[例句] 多年不用的车轮早已锈迹斑斑。 The wheel had long since rusted from years of disuse.

[例句] 路面上有些油，汽车车轮经过时直打滑。 The car wheels spun and slipped on some oil on the road.

[机]flywheel，free wheel ，fly ；

[例句] 据说“飞轮”电池充电一次就能驱动电动汽车行驶600英里。 The "flywheel" battery, it is said, could power an electric car for 600 miles on a single charge.

[例句] 消除发动机产生动力冲击的装置是飞轮. The device for smoothing out the pourer impulses from the engine is the fly wheel.

[机] emery cutter，knife grinder，grindstone，buzzer，grinding wheel ；

[例句] 砂轮迸出的火花直落到工作台另一端. The grinding wheel sent a shower of sparks across the workbench.

[例句] 综合评述了CBN砂轮的整形和修锐方法,分析了各种方法的特点和应用. The truing and sharpening methods of CBN wheels are summarized.

flange，wheel flange，[木] felloe，felly，rim ；

[例句] 还配有轮缘部分具有减震功能的新型方向盘，以在受到严重撞击时保护司机的头部。 There is also a new steering wheel with an energy absorbing rim to cushion the driver's head in the worst impacts.

[例句] 水轮车轮子很大,轮缘周围装有叶片. Water wheel is a big wheel with blades around the rim.

gear [rack，toothed] wheel，(toothed) gear，wheel gear，gear wheel ；

[例句] 齿轮互相啮合. The teeth of the wheel gear into each other.

[例句] 这个大齿轮带动小齿轮使滚筒旋转. This large gear turns the small one to rotate the cylinder.

pulley，sheave，glidewheel，pulley wheel，block ；

[例句] 绳索滑轮系统 a system of ropes and pulleys

[例句] 这块大石是用绳子和滑轮给吊起来的. The stone was lifted by means of a rope and pulley.

[机] impeller，impellor，runner，vane ；

[例句] 叶轮可用角钢制成. The vanes are made of structural angle iron.

[例句] 这种装置的运转情况与叶轮泵很相似. This device operates similarly to the vane pump.

spoke，arm of wheel，spoke rib，wheel arm ；

[例句] 我小孙女的脚跟夹到自行车的轮辐里了，伤得很严重。 My little granddaughter caught her heel in the spokes of her bicycle—it was a very nasty wound.

[例句] 它看上去十分像围绕由两班牙峰和岩脉山所构成的轮毂的轮辐. It is much as spokes of wheels around hubs formed by Spanish peaks and Dike Mountain.

rotate，take turns，alternate ；

[例句] 他们轮换驮着对方。 They give each other piggy-back rides.

[例句] 这个车间的工人上白班和上夜班每周轮换一次. The workers in this workshop do day and night shifts in weekly rotation.

take turns，do sth. in turn，rotation，by spells，alternation ；

[例句] 这3个节目将在整个巡回演出中轮流打头牌。 The three acts will alternate as headliners throughout the tour.

[例句] 女性成员轮流准备茶水。 The tea is prepared on a rota basis by the lady members.

regular passenger or cargo ship，regular steamship service，liner，liner ship ；

[例句] 渔船和游艇跟随着大型班轮进入了港口. Fishing boats and pleasure - craft followed the great liner into the harbour.

[例句] 班轮正在船坞修理. The liner is in dock for a refit.

[农] crop rotation，succession of crops，rotate ；

[例句] 为保持土壤肥力,农民搞作物轮作. Farmers rotate their crops so that the soil will remain fertile.

[例句] 农作物轮作有助于防止水土流失. Crop rotation helps prevent soil erosion.

[机] axletree，axle，wheel shaft，wheel spindle，wheel and axle ；

[例句] 轮轴发涩, 该上油了. The axle doesn't work smoothly. It needs oiling.

[例句] 轮轴动时,轮子也跟着转动. The wheel turns when its axis moves.

sheave，grooved pulley，grooved wheel，scored pulley ；

[例句] 槽轮机构以结构简单、工作较为可靠等特点,在自动机械中被广泛采用. The Geneva mechanism was adopted by automatic mechanism because the simple structure and steady performance.

[例句] 飞槽轮在偏心轴上的两端位置可以相互调换,并通过胀紧套连接. The flywheel on the eccentric shaft can be exchanged and connected by the distensible cover.