The prisoner escaped by digging an underground tunnel.
囚犯挖了一条地道逃跑了。
The prisoner escaped by digging an underground tunnel.
囚犯挖了一条地道逃窜了。
While building a tunnel through the mountain, the workers discovered an underground lake.
当工人们在修建一个穿过山的隧道时，他们发现了一个地下湖。
Shield tunnel is an attractive excavation method in the construction of municipal underground engineering.
盾构法隧道施工在城市地下工程建设中有着广泛的应用前景。
Shield tunnel is an attractive excavation method in the construction of municipal underground engineering.
盾构法隧道施工在城市地下工程建设中有着广泛的应用前景。
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