“堑壕”怎么读？

“堑壕”的英语可以翻译为：trench，entrenchment，pit ...

他们重新夺回了堑壕.They recaptured their trench.士兵们在堑壕阵地上打了十天仗.The soldiers fought in trenches for ten days.堑壕里的迫击炮早已开始了射击,声响愈来愈大.The trench mortars have begun to fire and the volume of sound increases....