Unit 5 The power of nature Words and Expressionsvolcanodiagramerupt vi.eruption thunderstormhurricanetornadotyphoontsunami1.equipment“设备,装备”Un.apieceofequipment一件设备类似用法的词还有:furniture,information,news,advice等。equip vt.装备,配备equipsb./sth.withsth.用某物装备某人/某物beequippedwithsth.装备着某物well-equipped adj.装备完善的2.appoint vt.TheyappointedAlainPerrintobeheadcoachofourfootballteam.崔天凯被任命为驻美大使。CuiTiankaiwasappointed(tobe/as)ambassadortotheUS.appoint sb (as/to be) 任命某人担任sb be appointed (as/to be) Theteacherappoint