1. This undesirable result would be a direct consequence of differences among species. 这种不合意的结果将是物种间区别的一个直接后果。
2. In addition, the most undesirable effect is that examinations encourage bad study habits. 其次，考试最坏的副作用是使学生养成不良的学习习惯。
3. If we can not take useful means, we may not control this trend, and some undesirable results may come up unexpectedly, so what we should do is. 假如我们不采取有效的方法，就可能控制不了这种趋势，就会出现一些意想不到的不良后果，所以，我们应该做的是……
英英解释
n.
1. one whose presence is undesirable
2. not desirable
3. not worthy of being chosen (especially as a spouse)
