【坟墓】

① Tomb/坟墓

② Tombstone/墓碑 My grandpa's name is written on the tombstone

③ Graveyard/墓地

④ Cemetery/墓地 [ˈsɛmɪˌtɛri]：

两个区别？

Graveyard 是靠近教堂的墓地。

He is buried in a cemetery in USA。

解释清明给老外：Visit his/her tomb, pay my respects, clean the tomb