1) The ship struck against the rocks and sank.

轮船触礁沉没。
2) The ship struck a reef and foundered.

船触礁沉没了
3) The ship hit a rock and sank.

船触礁下沉了。
4) submerged reef

沉没礁
5) hermatopelage

沉没礁群
参考词条