两性的

1.The flower is bisexual, hypogynous, and with protandrous, tubular androecium whose anther are fused in a broad ring.

花朵为两花，子房上位，雄蕊先熟，呈筒状环绕之雄蕊筒，靠近顶端具环带状的花药。

2.Various substance has very small autoprotolysis constants which,however,has more large difference,so that the amphoteric solvents are found more wide application in titrimetric analysis.

不同的物质具有非常小的,然而又是差异较大的自递常数。因此,这种两溶剂在滴定分析中找到了更为广阔的应用领域。

3.The happiniess of mankind will be realized when men and women coordinate and advance equally,for each is the complement and the helpmeet of the other.

人类的幸福只有在男和女和谐共处，并肩前进时才能实现，因为男女两为补充，为良伴。”