ReadWriteQuiz
Chinese dictionary
n.radius
飞行半径
flying radius
活动半径
action radius
爆炸声在半径十公里内都能听到。
The explosion could be heard within a radius of ten kilometres.
巡航半径
cruising radius
蜜蜂在五英里半径内飞行以收集花蜜。
The bees fly within a five mile radius to collect nectar.
这个圆的半径是多少?
What is the radius of this circle?