selective pressure

• 选择压力

selective pressure的用法和样例：

例句

1. During breeding for vertical resistance, horizontal resistance tends to decline because of negative selection pressure.
   当培育垂直抗性时，由于负的选择压力，水平抗性趋于下降。
2. Selection pressures pull in different directions, and the adaptation that results is some kind of compromise.
   选择压力往不同的方向拉，结果产生的适应是某种类型的妥协。