1、The magnetic needle points north. Perhaps the Celestial City is in the north.
磁針指向北方，或許天國(guó)就在北方。

2、The magnetic needle points to the north.
磁北；羅盤(pán)上的指針指向北方。

3、The iron in the ship caused a deviation of the magnetic needle of the compass.
這塊在船上得鐵引起羅盤(pán)磁針的背離。

4、Objective: To observe the effect of magnetic needle treatment on hyperlipidemia.
目的：觀察磁針治療高脂癥的臨床療效。

magnetic needle翻譯