I need to dust off the ashes on my pants before going into the office. 我需要把裤子上的灰尘拍掉才能去办公室。
He dusted off the ashes on his jacket before giving it to the dry cleaner. 他把夹克上的灰尘拍掉了再把它送给干洗店。
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最佳回答 2023-05-08