北方的形容词形式

　　Tropical colours may look rather harsh in our dull northern light.

　　热带色彩在我们北方暗淡的光线下可能显得有点刺目。

　　They spent many days cruising the northern Pacific Ocean.

　　他们在北太平洋航行了很多天。

　　These incidents suggest the peace in Northern Ireland is still brittle

　　这些事件表明北爱尔兰的和平仍然很脆弱。