flatness
US /ˈflæt.nəs/
UK /ˈflæt.nəs/
1.
độ phẳng
the quality of being level and without curved, high, or hollow parts:
:
•
The flatness of the desert was broken only by a few large piles of rocks.
độ phẳng
the quality of being level and without curved, high, or hollow parts: