Sean听力词汇大全（第三部分）词汇表

bank deposit balance saving gold rush gold coin media medium current currency invest investment Nixon Kennedy Franklin Roosevelt Theodore Roosevelt Abraham Lincoln Thomas Jefferson adams George Washington boston tea party space age atomic atomic age imperialism colonialism clan hunter-gatherer caveman bipedalism upright posture hominid drift double helix republican Republican Party democratic Democratic Party party senator senate congress superpower the great depression civil war westward Emancipation Proclamation emancipate independence declaration Declaration of independence revolutionary Revolutionary War colonial indigenous aboriginal native american information age post-modern era cold war world war revolution industrial Industrial Revolution enlightenment renaissance expansion military iron Iron Age bronze Bronze Age Neolithic Age Paleolithic Age record ranch dairy cattle dairy fowl poultry livestock domestication barley ceremony ritual direct variation chromosome copy imperfect DNA genetic genetic mutation heredity mutation United States president welfare immigrant vote election slave slavery colonize European medieval middle ages ancient history Stone Age historical period federal federation state alliance rural city planning urban protein wheat irrigation sow agriculture majority minority convention race ethnic status society community tribe settlement ice age evolution gene anthropologist anthropology date carbon carbon dating chronology antiquity antique paleontology unique track tomb torch structure sophisticate speculate soot sharp roughly roof rib prevalent preserve monument lunar inundate identify innovator inhabit hybrid grain grave frequency flake emperor Egyptian echo evidence documentary constitute crop calendar cultivate celebrated category clue cereal custom brick approximate ancient abundant ancestor radioactive radioactive decay dating reconstruction jewelry porcelain pottery skull remnant physical material remains ruin relic site unearth excavate prehistory primitive originate origin archeologist analogy artifact trend sophisticated presence preconceive impose motif reluctant chip off analyze dye charcoal decay radiocarbon stratification discard intact strata stratum stratigraphy archeology mystery ivory hood carve sculpture portable mesolithic Neolithic paleolithic integrate toll disturb nomadic Mesopotamia