1. Because females do not have this tendency (this brain division is known to be influenced by male sex chemicals), girls who perform well in mathematics are doing so because they are superior in their overall mental development.
    因为女性不具备这种趋势（人脑的这种分工已知是男性激素影响的结果），数学好的女孩是因为她们的整体智力发育很好。

2. When this division is taken to an extreme, unusual mathematical abilities result.
    这种分工到了极致，就产生了不寻常的数学能力。

3. The river forms the division between the old and the new parts of the city.
    这条河成了这个城市新区和老区的分界.

4. The commander was at the division headquarters.
    司令员在师部。

5. They have been gaining in acceptance in the United States since the early 1980s, when more states began passing laws that affected the division of financial assets in a divorce.
    自20世纪80年代初以来，婚前协议在美国被越来越多的人接受，因为当时越来越多的州开始通过关于离婚财产分配的法律。