歌词
From VOA Learning English,
this is the Technology Report.
这是一份技术报道
Goal line technology made its debut
球门线技术首次登场
in international football
在国际足球中
at the Confederations Cup in Brazil
巴西举行的国际联合会杯赛
that ended on sunday.
于周日结束
The move to goal line technology
将目光移回球门线技术
follows international pressure
追循来自国际的压力
on the sport's governing body FIFA
在体育的管理机构下"FIFA“(国际足球联盟)
after a missed call in the 2010 World Cup.
错过了2010年的世界杯比赛
Video replays of a match clearly show
在一场比赛录像中很清楚地显示
that England's Frank Lampard had scored a goal against Germany.
在对阵德国的比赛中，英格兰队员弗兰克·兰帕德攻入了一球
However, that goal was denied because neither the referee
然而那一球却没有得分
nor linesman saw the ball cross the goal line.
因为裁判都没有看到球越过球门线
The incident caused such a stir that FIFA
这件事在国际足联中造成了一时的轰动
approve the development of goal line technology.
便允许了发展球门线技术
That technology was put to the test
这个技术被应用到测试之中
at the Confederations Cup in Brazil which began June 15.
6月15日在巴西举行联合会杯
Bjorn Linder is the chairman of GoalControl,
Bjorn Linder是GoalControl的董事长
the German-based company
这家德国的公司
that won the goal line technology contract
赢得了一份合同
for this year's Confederations Cup.
内容是为世界杯赛场提供GLT设备
His team spend weeks in Brazil before the games
他的队伍在运动会前在巴西度过了几周
as part of the FIFA certification process.
作为国际足联认证程序的一部分
"The whole system uses 14 cameras
在体育场上共使用14台高速摄像机
that are installed on the catwalk.
都设置在球门上的
We have seven cameras per goal and computers
每个球门各有7台摄像机
that are connected to those cameras.
这些相机都是相连的
The computers are catching the images,
这些相机会捕捉视野内的一切物体
around 500 pictures per second."
最高可以用每秒500帧的速度
Computers track the path of the ball in real time
电脑会实时追踪球的路径
and reconstruct the play.
重现这场比赛
"Once the computer perceives the ball has crossed the goal line,
一旦电脑感应到球越过球门线时
it gives a signal to the referee's watch,
会在1秒内发送一条无线电信号至裁判的手表上
so all the referees on the field receive the signal.
所以球场上所有裁判都能收到无线电信号
It vibrates and gives an optical signal 'goal'
它振动时会发出一个光信号的目标
and he knows a goal has occurred."
这样就知道有一个球进了
Electronic eyes on the goal line may settle arguments,
球门线上的电子眼可以解决争论
but the data is still only a reconstruction of reality.
但这些数据仍只是重现
Nic Fleming is a London-based science and technology writer,
Nic Fleming是伦敦的一位科技作家
he believes the use of goal line technology is a chance
他认为使用球门线技术是一个好的契机
to educate people about the role of uncertainty in science.
告诉人们不确定性在科学之中的作用
"These are fantastic tools,
这些是很棒的工具
but let's be realistic about their limitations,
但我们需要客观地看待它的局限性
that science is about probabilities.
科学是有关概率的
What better way than to have this message in a game so popular."
在一场受欢迎的比赛中，还有什么比这个更好的办法呢?
GoalControl claims an accuracy of plus-or-minus 5 millimeters,
GoalControl声称只有5毫米之内的误差
this is well under FIFA's minimum requirement of plus
这符合国际足联的最低要求
or minus 3 centimeters.
低于3厘米
Nic Fleming would like to see that number flashed on the screen.
Nic Fleming希望能在屏幕上看到这个数字
He says viewers could compare the replays
他说观众可以根据回放来比较
to the computer reconstruction and learn a little science.
对电脑进行改造，学习一些科学
"The wider point really is that science is central
更广泛的一点是 科学是核心的
to many public debates today,
今天许多的公开讨论
whether that's climate change or nuclear power or genetic modification.
无论是气候变化，还是核动力和转基因
In all of these cases science provides probabilities.
在这些情况下，科学提供了可能性
It does not provide yes-no, black-white answers
它没有提供“是或不是”“黑或白”的答案
that is quite important to the public understands that."
这对大众来说是非常重要的
Goal-line technology may become a central part of the sport,
球门线技术可能成为这项运动的中心部分
but it is important to remember that is still the referee,
但要记住，最重要的是裁判
not the computer, that makes the final call.
而不是电脑，做出最终的决定。
And that's the Technology Report from VOA Learning English,
专辑信息