1. That point falls on the circumference of the circle. 那一个点落在这圆的圆周线上。
2. In the centre of the ring is a red cross, at the circumference holes for the pegs. 木环中央有个红色十字架，木环的周边有许多小孔，以便把小木橛子插进去。
3. Love, your body good! But dear, how much do you have waist circumference, height and weight? 爱人，你的身材很好！但亲爱的，你有多大的腰围，身高以及体重？
英英解释
n.
1. the size of something as given by the distance around it
2. the boundary line encompassing an area or object
3. the length of the closed curve of a circle
