正北

• due north

例句

1. 我们是朝正北方向航行。
   Our course was straight to the north.
2. 东北水手罗盘上的方向或点，在正北与正东中间，或正北偏东45度
   The direction or point on the mariner's compass halfway between due north and due east, or45= east of due north.
3. 西航海者指南针上的基本方向，即从正北按顺时针方向转270度，正对着东方
   The cardinal point on the mariner's compass270= clockwise from due north and directly opposite east.
4. 这条船的航行方向是正北。
   The course of the ship was due north.