Dig out a tunnel的用法和樣例：
例句
- When Wen Yanbo arrived, the official army dug an underground tunnel to enter the town of Beizhou and Commander Wang Xin captured Wang Ze.
文彥博大軍挖地道攻破貝州城，總管王信抓住王則。 - While guiding reporters into one of the tunnels, Major Mansoor said the militants would go down in the valley to kidnap skilled civilians and would force them to dig the tunnels.
曼蘇爾少校在帶領記者進入地道時說，武裝分子到山谷里綁架掌握技術的平民百姓，強迫他們挖地道。
