A seismometer will look for Mars quakes.

检波器可以检测火星的。

That's considered a moderate quake depending on how deep it is.

根据深度，此次被认定是中等。

The primary cause of tsunamis are earthquakes and seaquakes.

造成海啸的主要原因是海底。

The quake hit at a relatively shallow depth of 11-kilometers, intensifying the shaking.

此次为浅源，源深度为11千米，动明显。

This one was a lot bigger than last week's.

起比上周发生的要严重得多。

The earth quake was the strongest to hit China since 1950.

汶川是1950以来我国遭遇的最强。

In a country used to earthquakes, one of the scale has come as a shock.

作为频发国家，此次强度令人惊。

The Yunnan provincial earthquake bureau is sending a team to the quake-hit area.

云南省局已派出工作小组前往灾区。

Seismologists are scientists who study earthquakes and seismic waves.

学家是研究波的科学家。

Hundreds of people perished in the earthquake.

那次死了好几百人。

Lucy Jones. She's a seismologist and a policy advisor on earthquake risk.

露西·琼斯是学家风险的政策顾问。

Up to 70 kilometers, it's still considered a shallow earthquake.

源深度在70公里以下均被认为是浅层。

Earthquakes always happen suddenly, so it is difficult to warn people about them.

发生往往很突然，所以很难给人们发出预警。

Seismic activity on Mars happens in the form of " marsquakes."

火星上的活动以“火星”的形式发生。

It triggered earthquakes and possibly large tsunamis.

它引发了，可能还有大型海啸。

Dozens of earthquakes have rattled this area in recent days but this was the largest.

近日，该发生数十余次，此次为级最高。

That's our first story today on CNN 10.

本期节目首先关注伊朗的。

We cannot predict the earthquake but we can warn.

我们无法预测，但可以发出预警。

Similarly faults. Earthquake processes are understood based on faults that are on land.

火山会产生类似的断层。理解过程要以陆上的断层为依据。”

And all that activity creates seismic noise, which masks delicate signals from faraway small earthquakes.

所有些活动产生出噪音，掩盖了远方小型的微弱信号。