他一边打电话一边在纸上随意涂鸦。
He ___doodled on the paper while talking on the phone.
她在电话会议时随手画了些涂鸦。
She made some ___doodles during the conference call.
别在那儿乱涂乱画了，快点完成你的报告！
Stop ___doodling and focus on finishing your report!
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