1. The equator is an imaginary circle around the earth. 赤道是一个围绕着地球的假想的圆。
2. Water tends to move from the poles toward the equator. 因而水会倾向于由极区往赤道地区移动。
3. Whale sharks are found worldwide, generally about 30 degrees north and south of the equator. 鲸鲨在世界各地均有发现，通常在南北纬30度之间的赤道地区。
英英解释
n.
1. an imaginary line around the Earth forming the great circle that is equidistant from the north and s
2. a circle dividing a sphere or other surface into two usually equal and symmetrical parts
