A seismometer will look for Mars quakes.

地检波器可以检测火星地。

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

根据深度，此次地被认定是中等地。

The primary cause of tsunamis are earthquakes and seaquakes.

造成海啸主要原因是地和海底地。

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

此次地为浅源地，源深度为11千米，动明显。

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

起地比上周发生地要严重得多。

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

汶川地是1950年以来我国遭遇地。

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

作为地频发国家，此次地度令人惊。

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

云南省地局已派出工作小组前往地灾区。

Seismologists are scientists who study earthquakes and seismic waves.

地学家是研究地和地波科学家。

Hundreds of people perished in the earthquake.

那次地死了好几百人。

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

露西·琼斯是地学家和地风险政策顾问。

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

地源深度70公里以下均被认为是浅层地。

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

地发生往往很突然，所以很难给人们发出地预警。

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

火星上地活动以“火星地”形式发生。

It triggered earthquakes and possibly large tsunamis.

它引发了地，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，该地发生地数十余次，此次地为级高。

That's our first story today on CNN 10.

本期节目首先关注伊朗地。

We cannot predict the earthquake but we can warn.

我们无法预测地，但可以发出地预警。

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

火山和地会产生类似断层。理解地过程要以陆地上断层为依据。”

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

所有些活动产生出地噪音，掩盖了远方小型地微弱信号。