名词
中文翻译：吊桥
同义词：
['bar', 'drawbridge']
例句：
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1. The portculliswas raised to block the entrance.
吊桥被升起以阻挡入口。
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2. Thegatekeeper had to liftthe portcullis tolet people in.
门卫不得不抬起吊桥让人们进入。
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3. The soldiers were busyrepairing the damaged portcullis.
士兵们忙于修理损坏的吊桥。