polar
polar /ˈpoʊlɚ/ nghĩa là đường đối cực
Các nghĩa
-
đường đối cực
The line joining the points of contact of tangents drawn to meet a curve from a point called the pole of the line.
Polar bears live in the Arctic.
Polar bears are white because they're old bears.
The aurora is a phenomenon characteristic of the polar regions.
Dạng khác
- polars plural