V-T If something long and thin bisects an area or line, it divides the area or line in half. (把地区或线条)一分为二; 二等分
The main street bisects the town from end to end.
这条主街把整个镇一分为二。
Creating and bisecting angles has new meaning to a tennis coach.
创造角度，二分角度对于一位网球教练来说有一些新的含义。
The bisecting wall obliges the visitor to turn to enter the chapel.
这道一分为二的墙体将参观者引入整个教堂。
The proportion of the right part to the length of line for bisecting was calculated.
计算分隔线右侧长度占该线段全长的百分比。
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