pontoon
畅通词汇
英
[pɒn'tuːn]
美
[pɑːn'tuːn]
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Noun:
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(nautical) a floating structure (as a flat-bottomed boat) that serves as a dock or to support a bridge
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a float supporting a seaplane
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用作名词 (n.)
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They're going to throw a pontoon bridge across the river.
他们准备在河上架设浮桥。
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