我正忙着做一种新的捕鼠装置时，马克走来拖我去看花展了。
I was busy making a new device for catching rats, mark came and dragged me to see the flower show.
我正忙着在做一种新的捕鼠器装置时，马克走来拖着我出去看花展去了。
I was busy making a new device for catching rats when Mark came and dragged out to a flower show.
我正忙着做一种新的捕鼠(rats)装置时，马克走来拖着我出去看花展了。
I was busy making a new device for catching rats when Mark came and dragged me out to a flower show.
我正忙着在做一种新的捕鼠(rats)装置时，马克走来拖着我出去看花展了。
While I was busy making a kind of new rats catcher, Mark came and dragged me out to watch a flower exhibition.
我正忙着在做一种新的捕鼠(rats)装置时，马克走来拖着我出去看花展了。
While I was busy making a kind of new rats catcher, Mark came and dragged me out to watch a flower exhibition.
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