doodle

涂鸦；闲混；随意弹奏英释中释vWhen someone doodles, they draw doodles

涂鸦；蠢人英释中释nA doodle is a pattern or picture that you draw when you are bored or thinking about something else

1 He looked across at Jackson, doodling on his notebook..他一边看着对面的杰克逊，一边在笔记本上信手涂鸦。

2 Dillworthy was staring into space, with a scrawl of doodles on the pad in front of him..迪尔沃西凝望着天空，面前的纸上满是涂鸦。