玩球类游戏，手和眼的动作要协调好。

You need good hand-eye coordination to play ball games.

任何球类运动他都玩不好。

He was useless at any game with a ball.

这是有史以来发明出的最受欢迎的球类运动。

This is the most popular ball game ever devised

研究显示，喜欢做球类运动、平板支撑和仰卧起坐的人报告称自己的慢波睡眠（深度睡眠）时间更长。

People who prefer ball sports, planking and situps report longer periods of slow-wave sleep, or deep sleep, it said.

这种亲密感可能产生在工作中、一次音乐会上、一场讲座或球类比赛中，也可能产生在通过电视观看某一个全国性事件发生时。

It can be the intimacy that springs up at work, at a concert, lecture or ball game, or watching a national story unfold on television. For example:

高校体育球类教学CAI课件的设计与制作

Design& Development of CAI Courseware for Ball Teaching in College Physical Education

GDM对球类系男生Hb、WBC数及大强度训练后upr的影响

Effect of GDM on Male Athletes'Hb, WBC, Urinary Protein After Exercise

田径和球类专项学生的听觉反应时较普通系学生显著缩短（P0.05）。

However, the auditory reaction time of the students of both the track and field and ball game majors is shortened obviously ( P0.05).

football一词最初是指在地上而非马背上进行的球类运动。在那时，football并不一定要靠踢的，一些football长期以来都用手玩。

Some types of football had long involved use of the hands football originally meant an array of ball games played on foot rather than horseback, and didn't necessarily refer to kicking.