他们正在吹气球。
吹气球是一项有趣的活动，你可能对此有所了解。
Blowing balloons is an interesting game. You may have some ideas of it.
MySpace的会员数已经像吹气球一样从2005年的2000万暴涨到今天的2亿2千500万，竟然达到了513%的年平均增长率。
MySpace \ 's membership has ballooned from 20 million people in 2005 to 225 million today, an average annual growth rate of 513 percent.
MySpace的会员数已经像吹气球一样从2005年的2000万暴涨到今天的2亿2千500万，竟然达到了513%的年平均增长率。
MySpace's membership has ballooned from 20 million people in 2005 to 225 million today, an average annual growth rate of 513 percent.
有时候我甚至想把一些非常拥挤的网页粘到气球上，然后一直吹气直到页面上所有东西之前都有足够的空隙。
Sometimes I imagine taking a page design that's too crowded and sticking it on a balloon, then blowing air in until everything on the page pulls apart to leave healthy gaps.
他不是忙于吹气球，就是摆桌子，或做些跑腿的活儿。
He just busied himself blowing up balloons, setting up tables, and running errands.
你是怎么吹气球的？
活动以各一线部门为单位自由组队，每组6名队员，内容有吹气球、背夹球、夹弹珠、往返跑、摸石子过河。
Activities in order to free the line departments as the unit team, each with 6 players, the contents of balloon blowing, ball clip, clip marbles, shuttle run, touch the stone river.
通过把气球套在一个杯子（或者其他的柱状容器）开口上，就可以制作一个号角了。通过小孔吹气，就能响。
A simple airhorn can be constructed by stretching a balloon over the opening of a small container or cup with a tube through the other end (see Figure).
孙耀威在活动上示范吹气球，样子甚为古怪。
In the event Eric demonstrated how to blow a balloon and looked so odd.
汤艺的作品是一组按时间序列排列的照片，一位年轻女孩朝一只置于传统中国式样的鸟笼中的不同颜色的气球吹气。
Tan Yi's series of photographs is a sequence of photographs of a young girl breathing into balloons of various colors trapped inside a traditional birdcage.
广告系列：各种吹气模型、吹气罐、吹气瓶、气球、热气球。
Ad series: all kinds of inflatable model, blowing cylinders, blowing bottle, balloon, hot air balloon.
目的通过对慢性脓胸行胸膜纤维板剥脱术后病人进行吹气球训练的研究，寻求一种简单、安全、有效的促使肺复张的方法。
Objective to study the blowing hall method after decortication of lung for treatment of chronic empyema patients, and try to find out a simple, safe and effective ways of enhancing lung puff.
山姆和莫莉吹气球，把饰带在天花板和墙上挂一个标志说，“生日快乐。”
Sam mand Molly blew up balloons, put streamers on the ceiling and hung a sign on the wall that says, "Happy Birthday."
山姆和莫莉吹气球，把饰带在天花板和墙上挂一个标志说，“生日快乐。”
Sam mand Molly blew up balloons, put streamers on the ceiling and hung a sign on the wall that says, "Happy Birthday."
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