它有五米长。
A digger had carved out three trenches, each about 50 metres long and 1.5 metres deep.
挖掘机刨了3个大坑，每个约50米长、1.5米深。
Every year, there are competitions for the largest vegetables, but don't expect to win: Britain's biggest carrot is almost six metres long.
每年都有最大蔬菜的比赛，但别指望会赢——英国最大的胡萝卜几乎有6米长。
它大约两米长。
This stream is one hundred metres long.
这条小溪有一百米长。
My room is five metres long and four metres wide.
我的房间有五米长，四米宽。
This 1 i-arch stone bridge is 266.5 metres long and 7.5 metres wide.
桥全长266.5米，宽7.5米，桥身共11孔，是一座连拱大石桥。
A central table, 82.4 metres long, supports a flotilla of model ships.
中央台长82.4米，支托着模型船小型舰队。
A blue whale can be more than thirty metres long and weighs over 150 tons.
蓝鲸可能有30多米长，体重超过150吨。
Others have caught crabs that weighed 15kg, and were almost two metres long.
其他人抓到的螃蟹有重达15kg的，几乎有两米长。
The two largest are double-height galleries 34 metres long and ten metres wide.
2个最大2层结构有34米长，10米宽。
Some are more than 150 metres long, half as much again as a football pitch.
其中的一部分船长大于一百五十米，就像半个足球场一样大。
About four metres long, the room served as a small reception hall for important visitors.
大约四米长的琥珀屋常常被用来作为接待重要访客的小会客厅。
The scientists estimate the snake lived 58 to 60 million years ago and was around 13 metres long.
科学家估计这些蛇生活在距今5千8百到6千年前，大概13米长。
The creature, which was three metres long, was "caught in the act" of pursuing a meal 67m years ago.
图示生物有3米长，6700万年前在捕食过程中被定格成了永恒的瞬间。
Nowadays most kayaks are made from plastic or fiberglass, and are from two to three metres long.
如今，大多数皮艇都是用塑胶或玻璃纤维制成的，有两三米长。
Each span is 50 metres long, which was constructed with span by span method from south to north.
每跨50米，纵横向预应力体系；采用移动模架法自南向北逐跨施工。
It is installed in a single continuous track, 76 metres long, without the need for extra framing.
它把这些都安置在一个连续的轨道中，76米长，因此不再需要额外的其他框架。
What is more, all the baby bones come from a single individual, estimated to have been 1.5 metres long.
此外，所有的幼体骨架都来自于单个幼体，据估计这个幼体有1.5米长。
A drill assembly is typically a few tens of metres long and can only hold a core of ice of the same length.
一个钻取机通常有数十米长而且只能获取一个与之等长的冰芯。
There are about a thousand fish of different species in the aquarium, which is approximately 50 metres long.
长达50米的水族箱里养着上千种不同种类的鱼。
Each is a transparent sheath of plastic 17-metres long, mostly underwater, held in place by a floating collar.
每个都是17米长的塑胶套子，大部分淹没于水下，由一个浮动的环状装置固定住。
More impressively, each ship will carry a folding bridge, about 30 metres long, to connect it to its neighbour.
令人印象更加深刻的是，每艘船都装有约30米的开合桥，可以与相邻的船舶连接在一起。
Palaeontologists estimate the beast was 15 metres long, weighed 45 tonnes and hunted the oceans 147 million years ago.
古生物学家估计，这只野兽长15米，重45吨，曾在一亿四千七百万年前生活于海洋之中。
A typical core is several metres long, so it is first subject to a rough and ready ct scan using a standard medical scanner.
典型的岩石核有几米长，因此首先要采用标准医学扫描仪对其进行粗略的CT扫描。
More than 470 inmates at a prison in southern Afghanistan have escaped through a tunnel hundreds of metres long and dug from outside the jail.
阿富汗南部一所监狱中超过470名囚犯通过一条数百米长的，通向外部的通道逃出监狱。
More than 470 inmates at a prison in southern Afghanistan have escaped through a tunnel hundreds of metres long and dug from outside the jail.
阿富汗南部一所监狱中超过470名囚犯通过一条数百米长的，通向外部的通道逃出监狱。
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