英语语法分析

The electricity supply here is quite erratic.

这里的电力供应相当不稳定。

《牛津词典》

Businessmen are displeased with erratic economic policy making.

商人们对经济政策的飘忽不定感到气愤。

《柯林斯英汉双解大词典》

Heart rate tracking for three of the Alaska bears showed a drop from 55 beats per minute on average before hibernation to 14 erratic ones per minute in winter.

对三头阿拉斯加的黑熊的心率追踪显示出它们在冬眠前的平均每分钟 55 下降低到了冬天里每分钟飘忽不定的 14 下。