Part1Caterpillar(animal)Acaterpillarisayoungbutterflyormotht
hathasjusthatchedoutofitsegg.Acaterpillarisakindofl
arva.Whenitisolder,thecaterpillarwillturnintoapupa(al
soknownasachrysalis),andthenlaterthepupawillturninto
abutterfly.Caterpillarsusuallyhavethreepairsofsmall,butn
oticeable,truelegsatthefrontandupto5pairsoffleshyfal
selegsattheback.Caterpillarsarecommonlyfoundfeedingonle
aves,buttheyarealsofoundinsidelivingstemsandbranchesor
ontherootsofplantsanddeadwood.Mostcaterpillarsareshade
sofgreenorbrownandarerelativelyhairless,althoughinmany
familiescaterpillarsareveryhairyandoftenbrightlycoloured
.Somespeciesarepestsofgrowingplants,carpets,woollens,or
ganicfabricsandstoredfoodproducts.Caterpillarsareanimport
antsourceoffoodforbirdsandotherinvertebratesandmanyspe
cieshelpdeadanimalsandplantsdecompose.Part2Caterpillar(co
mpany)CaterpillarisanAmericancompanywhichdesigns,develops,
manufactures,marketsandsellsmachinery,engines,financialpr
oductsandinsurancetocustomersviaaworldwidenetwork.Itis
theworld''slargestconstructionequipmentmanufacturer.In2016
Caterpillarwasranked#59ontheFortune500listand#194onth
eGlobalFortune500list.Caterpillarstockisacomponentofth
eDowJonesIndustrialAverage.Caterpillar''sheadquartersareloc
atedinDeerfield,Illinois.Thecompanyalsomarketsalineofc
lothingandworkwearbootsunderitsCat/CaterpillarnameTheir
officialwebsiteishttp://www.catwj.cn/-------------------------
---------------------------stem:植物的茎Shade:颜色;色度（比如蓝色就可以分为深蓝、浅蓝
、亮蓝等不同的色度）pest:害虫decompose:分解，降解component:组成部分，成分GlobalFortun
e500list:财富杂志世界500强榜单stock:股票DowJonesIndustrialAverage:道琼斯工业平均指数 |
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