erratic

形容词

1. 1

   反复无常的、难以预测的

   His erratic behavior at work worried his closest colleagues.

   他在工作上反复无常的行为让身边同事很担心。

2. 2

   不规律的、不稳定的

   The doctor noticed an erratic heartbeat during the examination.

   医生在检查时发现心跳不规律。

3. 3

   飘忽不定的、毫无规则的

   The butterfly followed an erratic path across the garden.

   那只蝴蝶以飘忽不定的路线飞过花园。

4. 4

   时好时坏的、表现不稳的

   The old printer is erratic, so save your file first.

   这台旧印表机时好时坏，先把档案存起来。