翻译：孩子们正忙着彩色纸包装他们的圣诞礼物.(wrap ..up in)
问题描述：
翻译：孩子们正忙着彩色纸包装他们的圣诞礼物.(wrap ..up in)
答
The children are busy wrapping their Christmas presents up in colourful wrapping paper.
翻译：孩子们正忙着彩色纸包装他们的圣诞礼物.(wrap ..up in)
The children are busy wrapping their Christmas presents up in colourful wrapping paper.