chspeedsof3knots,or3.5milesperhour.词汇:fraction/5frAkFEn/n.一部分dive/daiv/v.&n.潜水;跳水underwater/5QndE5wC:tE(r)/adj.bound/baund/adj.受约束的,一定的水下的;adv.在水下sphere/sfiE(r)/n.球体;范围manned/5mAnd/adj.载人的maneuverable/mE5nu:vErEbl/adj.undersea/5QndEsi:/adj.海底的机动的,可调动的submersible/sQb5mE:sEbl/n.潜艇;潜水器overlap/5EuvE5lAp/v.&n.重叠upgrade/5Qp^reid/n.升级Ascend/E5send/v.上升geologist/dVi5ClEdVist/n.地质学家注释:(1).WoodsHole:美国马萨诸塞州的一个渔村,但同时拥有许多重要研究机构,如:theMarineBiologicalLaboratory,theSeaEducationAssociation以及theWoodsHoleOceanographiclnstitution.(2).Alvin:世界上第一个深海潜水器,它最有名的深海探测包括1986年对泰坦尼克号残骸的测量工作.练习:
- 1WhichofthefollowingstatementsisNOTafactaboutAlvin?
A.Aresearchinstitute.
B.Atransportingvehicle.
C.Asubmersible.
D.Ascientist.
- 2“...aworldthatisstillfullofmysteries”refersto
A.Aresearchinstitute.
B.Atransportingvehicle.
C.Asubmersible.
D.Ascientist.
- 3InwhataspectsarethenewHOVandAlvinsimilar?
A.Aresearchinstitute.
B.Atransportingvehicle.
C.Asubmersible.
D.Ascientist.
- 4InwhataspectsarethenewHOVandAlvindifferent?
A.Aresearchinstitute.
B.Atransportingvehicle.
C.Asubmersible.
D.Ascientist.
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