Its informal conversational style would make interaction comfortable, and yet the machine would remain slightly unpredictable and therefore interesting.
出自-2013年6月听力原文
Biologist Jill Farrant of the University of Cape Town in South Africa says that nature has plenty of answers for people who want to grow crops in places with unpredictable rainfall.
2018年6月六级真题(第一套)阅读 Section B
Ever since humanity began to farm our own food, we've faced the unpredictable rain that is both friend and enemy.
2018年6月六级真题(第一套)阅读 Section B
柯林斯高阶英汉双解学习词典释义
ADJ-GRADED
无法预言的;不可预测的;难以预料的
If you describe someone or something as unpredictable, you mean that you cannot tell what they are going to do or how they are going to behave.