重点词汇
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保住
keep; maintain; preserve; secure; retain; hold on to; safeguard
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铁路
railway; railroad; rail; track; line; iron road
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大桥
great bridge; bridge
中英释义：
保住铁路大桥
时间: 2025-11-25 22:43:56
keep the railway bridge intact
中英释义：
keep the railway bridge intact
保住
keep; maintain; preserve; secure; retain; hold on to; safeguard
铁路
railway; railroad; rail; track; line; iron road
大桥
great bridge; bridge