Loop

The movement law of banana shot has been discovered and the quantitative result of its lateral fluttering has also been obtained in this research.

从足球、排球的击球方式和流体动力性能出发,建立力学模型,讨论了旋转球与非旋转球运动的力学原理,得到了弧线球的运动规律及其横向飘移的定量结果。

A Tentative Analysis of the Action of a Table Tennis Ball s Flying Curve on Improving the Accuracy of Ball-hitting;

浅析乒乓球的飞行弧线对提高击球准确性的作用

The swerving of a ball from a straight path of flight, as in baseball or cricket.

曲线飞行棒球或板球运动中球的曲线飞行

Curve ball: A pitch thrown with a rotation that makes the ball curve.

曲线球：投出旋转球，使球的飞行线路呈曲线。

The foot of the lead reaches its apex of the flight curve prior to clearing the hurdle.

起跨腿的足部在过栏前达到其飞行弧线的顶点。

Aerodynamic Principles of Table Tennis Loop and Numerical Analysis of Its Flying Route;

乒乓球弧圈球的空气动力学原理及其飞行轨迹的仿真分析

The high fly ball arched toward the stands.

高高飞起的球成弧形飞向看台

His blade came down in a mighty arc- but the insect continued on its way!

他的剑锋以一个巨大的弧线划了下来－然而那只昆虫还在继续飞行!

a sacrifice made by hitting a long fly ball.

打一个长线飞球的击球。

Its characteristic is that after the ball leaves the hand, it turns off in the course of its move and moves out at a smart arc line.

特点是球在出手后运行过 程中会拐弯，走出一个漂亮的弧线来。

A concave molding with a cross section that approximates a quarter circle.

飞檐的凹圆线脚截面近于九十度弧的凹线脚

The curve ball is also called arc line ball.

曲球打法又叫弧线球。

A golf stroke that drives the ball in a high arc.

高击高尔夫球赛中将球击出一个高弧线的一击

It followed throughout the right bank of the Platte River.

雪橇从弧线内直行穿过，缩短了这条铁路形成的弧行路线。

If you throw a ball, it does not move in a straight but in an arc.

抛出的球不作直线前进，而是沿着弧线移动。

A crescent-shaped portion of a plane or sphere bounded by two arcs of circles.

球面二角形由圆的两弧合成的球，或飞机的月牙形的那部分

"Spacecraft: Vehicle designed to operate, with or without a crew, in a controlled flight pattern above Earth's lower atmosphere."

航天器:设计在地球低层大气上按受控飞行路线运行的载人或不载人的飞行器。

largest flying birds in the western hemisphere.

西半球的大型飞行鸟。

Michael was the first pilot to fly the plane round the world.

麦克是第一个驾驶飞机作环球飞行的飞行员。