高二英语选修9U2Sailingtheoceans语言点名词Keepingalongsidethecoastlinecarriedtheminimumamountofrisk.(B9U2航海)Thenumberofknotsthatwerecountedduringafixedperiodoftimegavethespeedoftheshipnauticalmilesperhour.(B9U2航海)Theextremelackofwaterwasthehardesttocopewithpsychologically.(B9U2航海)Thetensionintheboatgotworseasthesupplyoffoodandwatergraduallydisappeared.(B9U2航海)Hetriedtopreserveourgoodspiritsbytellingstories(B9U2航海)Ourfacesshowedthehardshipswehadsuffered.(B9U2航海)returnjourney(B9U2航海)Imagineallthatwateraroundyou,butnoneofitwassafetodrink!(B9U2航海)Thereseemedtobenothingbutlongsticks.(B9U2航海)形容词Certaintidesandcurrentscouldbeusedbyskillfulsailorstocarryshipstotheirdestination.(B9U2航海)Itwasawkwardtouseasoneofthepointsofreferencewasthemovingshipitself.(B9U2航海)Theastrolabewaseasiertohandlebecauseitwasmoreportable.(B9U2航海)Itwasextremelydifficulttobeaccuratewithanyreading.(B9U2航海)Therewasnosecuremethodofmeasuringlongitude.(B9U2航海)Sailorsdidknowanapproximatemethodofcalculatinglongitudeusingspeedandtime.(B9U2航海)Ourdailyfoodwassharedequallyamongusall.(B9U2航海)Ifitwasfreshandsmelledstrongly,thentheshipwasclosetoland.(B9U2航海)介词Onacleardaythesailorscouldusethesunoverheadatmiddaytonavigateby.(B9U2航海)OnthesecondeveningSindbad’sfriendswereeagertohearhissecondadventure.(B9U2航海)OnourdeparturefromTahiti,someofthecrewtookovertheship.(B9U2航海)WelefttheshipandIwanderedoffonmyownthroughsomegrasslands.(B9U2航海)Histaskwastomakesurewestayedonthatcourse.(B9U2航海)Weonboardthe“Bounty”werecaughtinadilemma.(B9U2航海)Theastrolabewasaspecialall-in-onetoolfortellingthepositionoftheshipinrelationtothesunandvariousstars.(B9U2航海)Wekepttoastraightcourseprettywell.Inaddition,thecaptainkeptusallbusyreadingthetablestoworkoutourposition.(B9U2航海)Inanycase,Iarguedinmyhead,thatwheneverIwastakenmustbebetterthanwhereIwasnow.FromitstopIlookedinalldirections.(B9U2航海)Seeingtheshipdisappearingintothedistance,Ithrewmyselfdownonthesand.(B9U2航海)Seacaptainsobservedthecloudsovertheislands.(B9U2航海)Sailorsoftensawseaweedintheseaandcouldtellbythecolourandsmellhowlongithadbeenthere.(B9U2航海)Thesailorswerenotatthemercyoftheseaeventhoughtheydidnothavemodernnavigationalaids.(B9U2航海)Oncewewereatsea,ourroutineeverydaywasthesame.(B9U2航海)Atsunriseandsunset.(B9U2航海)Atlastwearrivedatanislandunknowntousall.(B9U2航海)AsIdrewnearIfoundtomyastonishmentthattheobjecthadnoentrance.(B9U2航海)动词Thespecialcloudformationindicatesthereislandcloseby.(B9U2航海)Thecompass’magneticpointeralwaysindicatestheNorthPole.(B9U2航海)Anearlymethodofmeasuringspeedinvolvedthrowingaknottedropetiedtoalogoverthesideoftheship.(B9U2航海)Ijoinedhiminthesmallboat.(B9U2航海)Asduskfell,weseemedtofaceanuncertainfuture.(B9U2航海)AsIexaminedtherocksmorecloselyIsawthattheywerelargediamonds.(B9U2航海)AstimepassedIlongedtovisitdistantcitiesagain.(B9U2航海)Theshipadvancedthroughthewater.(B9U2航海)Thesextantprovedtobethemostaccurateandreliableinstruments.(B9U2航海)Seamencouldfollowthebirdstolandeveniftheywereoffshore.(B9U2航海)Butthemysterysolveditselfwhenanenormousbirdappearedoutofthesky.(B9U2航海)Thisbirdsettledonthewhiteobject.(B9U2航海)ItwassopeacefulandwarmthatIpresentlyfellasleep.(B9U2航海)IlayawakeallnightfearingtosleepincasethebirdflewawaywhileIslept.(B9U2航海)AccomplishednavigatorswereabletousetheNorthStartoplo...