unpredictably
UK/ˌʌnprɪˈdɪktəblɪ/US/ˌʌnprɪˈdɪktəblɪ/
A2
Definitions
adv.
In a way that cannot be predicted
无法预料地，难以预见地
Root Breakdown
Root-derivedun- + predictably = in a way no one can foresee.
Root dic still carries 82 more wordsExample Sentences
- 1.
Prices have been moving unpredictably for months.