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。

youdao

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。

youdao

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。

youdao

The process let them look effectively for small hake and other fish that move often and unpredictably.

VOA: special.2010.03.02

Almost any game you play has some kind of randomness or pseudorandomness which means that things change overtime somewhat unpredictably.

大多数你所玩过的游戏都有某种,随机数或者伪随机数,这就意味着每个事件都存在不可预测性。

哈佛公开课 - 计算机科学课程节选

The company derives 92 percent of revenues from a government customer that sometimes behaves unpredictably.

FORBES: How Northrop Grumman Aims To Outperform

Oftentimes, managers take a resignation personally and react unpredictably because of the surprise, says Raz.

FORBES: The Dos And Don'ts Before Leaving Your Job

Since, by definition, noise jumps up and down unpredictably, the rankings will vary too.

ECONOMIST: Dodgy business