bi.sectv.(动词)bi.sect.ed,bi.sect.ing,bi.sects v.tr.(及物动词)To cut or divide into two parts, especially two equal parts.将…一分为二:把…切割或分为两部分,尤指两个相等的部分v.intr.(不及物动词)To split; fork.分开;交叉【引伸】bisec.tionn.(名词)bisec.tionaladj.(形容词)bisec.tionallyadv.(副词)