Topic:earthquakeAnearthquakewithapreliminarymagnitudeof7.0struckMyanmarThursday,theU.S.GeologicalSurveysaid.3月24日星期四，美国地质勘探局报告称缅甸发生震级为7.0级的地震。ThequakehitineasternMyanmar,about70miles(110km)fromChiangRai,Thailand,thesurveyreported.地震发生在缅甸东部，距离泰国清莱70英里。Japanwashitbyamassive8.9-magnitudeearthquaketodaywhichrockedbuildingsinTokyoandtriggeredatsunamithatdashedshipsontoJapan'snortheastcoast,sweepingcarsthroughthestreetsofcoastaltowns.今天日本发生了8.9级的强烈地震，首都东京的房屋发生摇晃。地震还引发了海啸，将船只冲到了日本东北海岸，将沿岸城市街道上的汽车冲了个遍。[HYPERLINK"http://www.yingyu.com/e/20110311/4d79ec9182ac6.shtml"详细]ThedeathtollfromanearthquakethathitYingjiangCountyinsouthwestChina'sYunnanProvinceThursdaynoonhasrisento25,localauthoritiessaid.云南省德宏州盈江县10号发生里氏5.8级地震，死亡人数上升至25人。Sofar,250peopleareconfirmedinjuredinthe5.8-magnitudeearthquake,with134inseriouscondition,theprovincialcivilaffairsdepartmentsaidinastatementlateThursday.据云南省民政厅的消息，截至10日23时30分，云南盈江发生的5.8级地震已经造成25人死亡，250人受伤，其中134人重伤。[HYPERLINK"http://www.yingyu.com/e/20110311/4d79ec687baa9.shtml"原文]地震作文：Whatisearthquake?AnearthquakeistheresultofasuddenreleaseofenergyintheEarth'scrustthatcreatesseismicwaves(地震波).Earthquakesarerecordedwithaseismometer(地震检波器),alsoknownasaseismograph(地震仪).Themomentmagnitudeofanearthquakeisconventionallyreported,ortherelatedandmostlyobsoleteRichtermagnitude(里氏量级),withmagnitude3orlowerearthquakesbeingmostlyimperceptible感觉不到的andmagnitude7causingseriousdamageoverlargeareas.IntensityofshakingismeasuredonthemodifiedMercalliscale(麦加利震级,麦氏震级).AttheEarth'ssurface,earthquakesmanifestthemselvesbyashakingandsometimesdisplacement(位移)oftheground.Whenalargeearthquakeepicenter(震中)islocatedoffshore,theseabedsometimessufferssufficientdisplacementtocauseatsunami(海啸).Theshakinginearthquakescanalsotriggerlandslidesandoccasionallyvolcanicactivity.Initsmostgenericsense,thewordearthquakeisusedtodescribeanyseismicevent—whetheranaturalphenomenonoraneventcausedbyhumans—thatgeneratesseismicwaves.Earthquakesarecausedmostlybyrupture(破裂,裂开)ofgeologicalfaults