我们爬了山的西北面。

We climbed the ___northwest face of the mountain.

我表弟住在伦敦西北部，所以我每天乘地铁去伦敦市中心。

My cousin lives in the ___northwest part of London, so I took the subway to central London every day.

风从西北方向吹来。

The wind is coming from the ___northwest.