“墓石”怎么读？

“墓石”的英语可以翻译为：tombstone，headstone，gravestone ...

墓石上有碑文.The gravestone bears an inscription.这块墓石是倾斜的.The headstones were tilted.这种稳定性就是制造毫无生命的星球的墓石.Such stability was a gravestonea lifeless planet....