Jamaica breaks men's 4x100m relay world record for gold medal

 LONDON, Aug. 11 (Xinhua) -- Jamaica set a new world record of 36.84 seconds to win the gold medal in the men's 4x100m relay¹ Saturday at the London Olympic Games.

Jamaica broke their old record of 37.04, which they set in 2011, to defend the title they won for the first time at Beijing.

The United States took the silver medals with a time of 37.04, while Trinidad & Tobago pocketing the bronze by 38.12.

1 relay   

n.接力赛，中继转播（设备）；vt.转述，转播

参考例句：

• They will relay your message.他们会转达你的口信。
• This metal tower is used to relay television signals to distant villages.这个金属塔是用于向遥远的村子转播电视讯号的。