他快速在手机屏幕上滑动手指解锁。

He was swiping his finger across the phone screen to unlock it.

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He was swiping his finger across the phone screen to unlock it.

### 解释 swiping 是动词 swipe 的现在分词形式。swipe 本意是"快速滑动、刷过",常用于描述用手指在触摸屏上快速滑动的动作。

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