There are no fewer than 100 different species in the area.
这个地区有不少于100个的不同物种。
New roads will link the principal cities of the area.
新建道路将连通这个地区的主要城市。
The big growth area of recent years has been in health clubs.
健身俱乐部是近年来发展迅速的领域。
The company has a virtual monopoly in this area of trade.
这家公司实质上已经垄断了这种贸易。
This formula is used to calculate the area of a circle.
这个公式用于计算圆的面积。
