形容詞 upwind:

1. towards the side exposed to wind
   同義詞：weather

副詞 upwind:

1. toward the wind
   同義詞：leeward
2. in the direction opposite to the direction the wind is blowing
   同義詞：against the wind, into the wind

1. If we're upwind of the animal it may smell our scent.
   要是我們處於那動物的上風位置，它就能聞到我們的氣味。