Translation of "Indication" in Korean

So, instead I replied with a vague indication

그저 애매하게

Probably an indication there's not a lot of oxygen.

산소가 많지 않다는 징후일 겁니다

And if that chasm we just crossed is any indication,

우리가 방금 건넌 골짜기가 어떤 징조라면