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n. 电梯；升降机
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• Her job is to operate an elevator. 她的工作是运作电梯。
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• You can take the elevator to the thirtieth floor. 你可以搭乘电梯到三十层楼。
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【同】lift
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10
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descend
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/diˈsend/
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vi. 下来，下降；下倾
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• You can ride the escalator up but have to descend on foot. 你可以搭电梯上去，但要自己走下来。
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• The plane will start to descend in few minutes, so please go back to your seats. 飞机在几分钟内将要开始下降，所以请回到您的座位。
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11
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wing
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/wiŋ/
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n. 翅膀；机翼；厢房
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• The bird spread its wings. 那鸟伸展开它的翅膀。
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• flap its wings 拍动它的翅膀
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• flying wings 正在飞行的翅膀
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12
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helicopter
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/ˈhelikɔptə/
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n. 直升机
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• The shipwrecked sailors were rescued by helicopter. 遭遇海难的水手已经被直升机救起。
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• helicopter pad＝helipad 直升机停机坪
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13
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whirl
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