Meaning of blue square | Babel Free
Definitions
On a trail map, an indicator of a ski slope of intermediate difficulty, steeper and narrower than a green circle, and with a gradient of 25–40%.
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.