Decussate Describing leaves in opposite pairs and with alternating pairs at right angles to each other up the stem.
交互对生的：两个相邻节上的对生叶交叉成垂直方向，称为交互对生。
Eg: Food is essential to life (for the preservation of life).
食物对生命（对维持生命）是绝对必要的。
Biology is the study of living things.
生物学是对生物的研究。
A Study on the Relative Sensitivity of Terriecosystem toward Acid Deposition;
陆生生态系统对酸沉降的相对敏感性
The biological study of protozoans.
原生动物学对原生动物的生物性研究
planted so as to give an effect of wild growth.
为对野生状态的生长产生影响而种植。
Pig Price Fluctuations on the Impact of Pig Production and Countermeasures
生猪价格波动对生猪生产的影响及对策研究
Analysis of Symmetry and Asymmetry in Physician-patient Conversation;
医生患者对话中的对称和不对称分析
a keen enjoyment of living.
对生活的乐趣的渴望。
a pair of people who live together.
一对生活在一起的人。
students apple - polishing the teacher;
对老师卑躬屈膝的学生；
influence of the substrate to plant growth
基质对植物生长的影响
He often mentioned his students to me.
他常对我谈及他的学生。
Become genuinely interested in other people.
真诚的对别人发生兴趣。
I think they're the twins'.
我想是那对孪生姐妹的。
He has confidence in his new pupils.
他对他的新学生有信心。
having adverse effect on living things.
对生物有不利的作用。
You would have been fitting partners for each other.
你们将会是天生的一对。