B1
at or to a small amount or level
Dictionary examples:
My grades are so low, they're having a party in the basement. (0.0)
The ceiling was so low, tall people had to crawl. (0.0)
My phone battery is so low, it's sending smoke signals. (0.0)
Can you turn the heat down a bit lower? (17.4)
Temperatures can fall as low as -20 degrees. (18.4)
That plane is flying awfully low. (47.6)