Completely focused on something without being bothered by anything else.
She was undistracted, finishing her report in record time.
她全神貫注,以創紀錄的速度完成了報告。
Paying attention only to one thing, not bothered by other things.
He worked undistracted, ignoring the noise outside.
他全神貫注地工作,忽略了外面的噪音。