the ball

Algorithm Based on Regional Growth Trajectory of the Ball Recognition

基于区域增长算法的足球运动轨迹识别研究

The ball must be visible at all times .

任何时候都必须看得见足球。

You 'll never get the ball in from that distance .

你绝不可能从那么远的地方把球投进去。

She just managed to keep the ball in play .

她把球勉强保持在界内。

Did the ball land on the green ?

球落在果岭了吗？

We 're going to the ball game .

我们要去看棒球比赛。

He couldn 't find his magic touch with the ball today .

他今天施展不出神奇的踢球技巧。

She puts a lot of spin on the ball .

她打出的球旋转得很厉害。

You need to hit the ball accurately .

你必须准确击球。

She played the ball and ran forward .

她带球向前冲。

The ball looped high up in the air .

球高高飞起，在空中画了一条弧线。

She hits the ball with great accuracy .

她击球十分准确。

He headed the ball into an open goal .

他把球顶进了空门。

Bounce the ball and try and hit it over the net .

让球反弹起来，然后试着把它打过网。

The ball bounced twice before he could reach it .

球弹了两次他才接到。

The ball skewed off at a right angle .

球呈直角偏离弹了出去。

Johnson carried the ball an average of 6 yards per rush .

约翰逊跑动带球平均每次行进6码。

The ball curved through the air .

球在空中沿曲线运动。

He succeeded in propelling the ball across the line .

他成功地把球带过线。

The ball glanced off the post into the net .

球击中门柱后弹入网内。

He has hardly touched the ball all game .

他整场比赛几乎没碰到过球。

The ball gathered pace as it rolled down the hill .

随着球向山下滚动，它的速度越来越快。

She dribbled the ball the length of the field .

她带球从后场跑到前场。

He belted the ball right out of the park .

他用力一击，球径直飞出了球场外。

He headed the ball sweetly into the back of the net .

他把球稳稳地顶入网窝。

He gave the ball a good whack .

他猛击了一下球。

He drove the ball home from 15 metres .

他从15米远处劲射破门得分。

He placed a marker where the ball had landed .

他在球落地的地方放了个标记。

He volleyed the ball into the back of the net .

他凌空一脚把球踢入网窝。

The ball deflected off Reid 's body into the goal .

球打在里德身上反弹进球门。