| 释义 |
alternate angle
UK (US ^alternate _angle)
noun countable [usually plural] specialized
■one of two equal angles on opposite sides of a line that crosses two usually parallel (= always the same distance apart) lines, and on opposite sides of those lines 错角，交错角（交错角是两个相等的角之一：通常平行的两条线（两者总保持著相等的距离）被第三条直线所截，这第三条直线的两侧就形成两个相等的交错角，以及那两条线的两侧也各形成两个交错角） Compare corresponding angle |