Other inventions like the compass permitted them to sail out of sight of land.

其他的发明如指南针，则让他在看不到陆地情况下能够航行。

youdao

Other inventions like the compass permitted them to sail out of sight of land.

其他的发明如指南针，则让他在看不到陆地情况下能够航行。

youdao