sporadic
Definition
Occurring irregularly or infrequently, without a predictable pattern.
中文 不规律或不频繁地发生，没有可预测的规律。
Example
"Sporadic rain showers made the hike more challenging."
Occurring irregularly or infrequently, without a predictable pattern.
中文 不规律或不频繁地发生，没有可预测的规律。
"Sporadic rain showers made the hike more challenging."