英语语法分析

In contrast, unfavorable conditions that occur unpredictably pose considerable problems for organisms.

相反，不可预测的不利条件会给生物体带来相当大的隐患。

Rainfall in the Maya homeland is unpredictably variable between years; some recent years have had three or four times more rain than other years.

玛雅故土的降雨量在不同年份是变化莫测的；最近几年的降雨量比其他年份多三到四倍。

In accordance with the stress-triggering hypothesis, faults are unpredictably responsive to subtle stresses they obtain as neighboring faults shift.

根据应力触发假说，断层不可预测地对邻近断层移动时所获得的微妙应力作出反应。