It's about tens of meters in diameter.

它的直径大概有几十米。

After about fifty yards, they reached a fork. They looked at each other.

走了约莫五十米之后，他们来到一个路，两人对视了一下。

One sixty-meter run can add 7 hours to your life.

一次六十米的跑步可以为你的生命增加 7 个小时。

I stood right next to the flow of lava, 50 meters away.

我站在五十米远的熔岩流旁边。

Whatever the cause, it now lies ten metres below the surface of the Mediterranean, buried under sand at the bottom of the sea.

不管什么原因，它现在静静躺在地中海面的十米之下，在大海深处的沙子下被掩埋。

But the orchestra's being conducted by students and volunteers working to dry out the some 50 meters worth of bookshelves that ended up partially submerged, but why were they ever on the ground floor.

管弦乐队由学生和志愿者指挥，他们努力擦干五十米长书架上的书物，这些书架部分被淹没，但为什么它们会在底层。

Was it a) one metre tall, b) four metres tall, or c) ten metres tall?

A. 一米，B.四米， C. 十米？

It was only twenty meters from the water.

从家里到海边只有二十米远。

I was only twenty metres from the wall, and I still saw nothing.

我离墙只有二十米远，可我依然什么也没有看见。

Not ten metres farther on they stopped and cried out.

不出十米大伙都停下来惊叫起来。

But as those glaciers melt, their highest point might shift often dozens of meters away.

但随着这些冰川的融化，它们的最点可能会移动几十米远。

In fact, indeed due to the cooling and compression over the past 100 million years, the moon has decreased in diameter by 150 feet or 50 meters.

事实上，由于过去一亿年来的冷却和压缩，月球的直径减少了一百五十英尺（或五十米）。

Class two, they have a range of about 30 feet.

使用距离大约十米。

The mother weighs almost two hundred thousand kilograms and is over thirty meters long.

母亲的体重几乎可达两百吨，身长超过三十米。

I mean, aspens are pretty average-looking trees of tens of meters high.

我的意思，颤杨几十米，看起来很普通。

After about fifty yards, they reached a fork.

走了约莫五十米之后，他们来到一个路。

After the pair walked for ten meters, the researchers separated them.

在它们走了十米以后，研究人员把它们分开了。

It's about twenty meters along on the left.

沿着左边走大约二十米。

They were passing Metre 320 on Rack 11.

他们正从三百二十米处的十一号架前经过。

About twenty metres in front of our house was a great tree.

在我们的房子前面约二十米处有一棵大树。