It's nine and a half miles long.

这条隧道全长9.5英里。

The previous record was 37 and a half miles.

此前的记录是37.5英里。

Son, he wandered half a mile away from home tonight.

孩子 他今晚在离家不到一公里处迷路了。

Le Mans is eight and a half miles of country road.

勒芒是13.7公里的乡村道路。

The island is less than two miles long and half a mile wide.

这个岛不到两英里长，半英里宽。

The longest one stretches more than one and a half miles.

最长的过山车全长超过一点五公里。

Two and a half miles down, at the bottom of the Atlantic.

在大西洋底 2.5 英里的地方。

And we either walk or we run for about three and a half miles.

我们要么走要么跑大约3英里半。

Each one of these tiny circles is an irrigated field half a mile in diameter.

每一个小圆圈都是直径半英里的灌溉田。

The ice grows at an extraordinary rate, advancing two and a half miles a day.

冰盖的面积以非凡的速度扩大，一天扩大2.5英里。

The dead man began fleeing half a mile before the plaque of Harriet Tubman.

这个死者是从哈丽特·塔布曼纪念牌前半英里处开始逃的。

But it's another three and a half miles down to the sea floor.

但是在海面以下，它还有 3.5 英里的高度。

Two and a half miles down, giant walls of steel tower into the sky.

两英里半以下，巨大的钢铁城墙直冲云霄。

Indonesia's government advised anyone within about four and a half miles of the volcano's peak to evacuate.

印尼政府建议火山四英里半范围内的民众抓紧撤离。

It's located nine kilometres or five and a half miles from the sea.

它位于离海9公里（5英里半）的地方。

Walk along the lakeside lane for half a mile until a path leads off through trees.

沿着湖边小路走半英里，直到一条小径穿过树林。

No human being has ever been more than two and a half miles below the surface.

从来没有人到过地表以下两英里半深的地方。

It's extraordinary to think he went down a further six and a half miles.

唐厉害得多，他比我多下潜了 6.5 英里。

As of Saturday morning, the lava was just two and a half miles from the DKI highway.

截至周六上午，熔岩距离DKI高速公路只有2.5英里。

At an altitude of 70 kilometers or 43 and a half miles, nitrogen turns sprites red.

在七十公里（43.5 英里）的高度，氮气会使精灵变成红色。