常見(jiàn)例句Red squirrels disappear inside trees, frogs go deep under the mud, and many other animals dig tunnels in the earth.紅松鼠藏到樹(shù)里面去了,青蛙鉆入泥土的深處,而許多其它的動(dòng)物,則在地里挖坑道。A tunnel dug to intercept and destroy an enemy's mine.對(duì)抗地道截?cái)嗷蚱茐臄橙丝拥蓝诘牡氐?/li>The tunnel contract to a narrow passageway as you go deep.再往里走,坑道縮小成了一條窄窄的通道。The roof of the tunnel was supported by wooden props.坑道頂用木柱支撐。 返回 tunnell