IAAF World Championship.
田径锦标赛

IAAF World Athletics Championships.
国际业余田联世界杯田径锦标赛。

Aerodynamic Characteristics of the New IAAF Women's Javelin and Its Technique
新规则女子标枪的气动力特性与投掷技术

The definition of IAAF for walking race formulized walking race standard skills.
国际田联的竞走定义规范了竞走比赛的技术动作标准。

Chinas Liu Xiang also attended the IAAF gala and finally collected his Performance of the Year awarded in 2004.
刘翔也参加了颁奖典礼，补领了2006年度最佳表现奖奖杯。