earth quake

基本解释

But I know he is already very lucky in the earth quake.
但是我知道这在大地震中已经非常幸运
An earth quake cracked the roof and spoiled the effect, but the view remains stunning.
一次地震震塌了洞顶，影响了效果，但是景色还是令人震撼。
blog.sina.com.cn
Earth quake is something cough.
地震就是什么巨灵咳嗽吧。
blog.sina.com.cn

The global economy already had one heart attack which it survived and one earth quake has already hit.
FORBES: Euro Stress Tests Not Very Stressful
Originally scheduled for April 24 at the Twin Ring Motegi circuit, the BBC reported that roads leading to Tokyo required repair and sections of the track were cracked in the earth quake.
FORBES: Japanese Disaster: What Are The Impacts On The Auto Industry?
In the most quake-prone archipelago on earth, TEPCO and its regulators had no accident-management plan in the event of earthquakes and tsunamis—assuming, apparently, that the plant was proofed against them and that any hypothetical accidents would be generated only from within.
ECONOMIST: Banyan

An earthquake is a shaking of the ground caused by movement of the Earth's crust.