The circumference of a circle, place, or round object is the distance around its edge.
a scientist calculating the Earth's circumference.
一位计算地球周长的科学家。
The island is 3.5 km in circumference.
这个岛的周长为3.5千米。
The circumference of a circle, place, or round object is its edge.
Cut the salmon into long strips and wrap it round the circumference of the bread.
把鲑鱼切成长条,然后把它裹在面包的四周。