英语翻译The Threshold Guardian—this is a character,passageway,or

英语翻译
The Threshold Guardian—this is a character,passageway,or guardian that the hero must get past in order to proceed on the quest,or to retrieve the object of the quest.
In Shrek,the Threshold Guardian is the dragon that guards Fiona.
The Shapeshifter—this character is not who she appears or who she presents herself to be.
麻烦帮忙翻译一下上面几个句子,谢谢……不要用翻译工具哦