及物动词
1. The workers are tunneling the hill.
工人们在凿山开隧道。
2. tunnel是什么意思
2. A mole tunneled a hole under the wall.
鼹鼠在墙脚下面钻了一个洞。
不及物动词
1. tunnel的解释
1. They were tunneling under the river.
他们在河下挖掘隧道。
2. The workers were tunnelling through solid rock.
工人们正在坚石中挖掘一条信道。
3. tunnel的解释
3. They tunnelled for weeks before they reached the other side of the hill.
他们挖了几个星期的隧道，才通到小山的另一边。
名词
1. The railroad passes under the mountain through a tunnel.
铁路穿过隧道从山下通过。