看奈飞《致所有我曾经爱过的男孩》，学习地道英语Netflix(13)

Can you maybe just admit?（你能不能就承认？）“Can”是一个情态动词，用来表示身体或精神的能力。
Can you physically or mentally do something?
你能在身体上或精神上做些什么吗？
Can you referring to Lara Jean.
这里是对劳拉·简说的。
"Maybe", which means perhaps or possibly. so, could you possibly…is it possible?
“Maybe”，意思是“也许”或“可能”。所以这里的意思是，你能不能……有可能吗？
And "just admit" means simply acknowledge, basically tell yourself acknowledge with yourself — can you maybe just admit?
"just admit"的意思是简单地承认，基本上告诉自己去承认——你能不能就承认……？
"That" is a conjunction.
“That”是个连词。
"Some part of you": "part of" is an expression for a piece or section of something else, so some part of Lara Jean, inside of her.
"Some part of you"："part of"是指其他东西的一部分，也就是劳拉·珍体内的一部分。
Can you just admit that some part of you — a piece inside of you — doesn"t (does not) want (need for something or desire) everything in your life to be a fantasy?
你能不能承认你的一部分——你内心的一部分——doesn"t （不） want （想要） everything in your life to be a fantasy？
"Everything" is all things, many things; "in your life" referring to Lara Jean"s world; to be a fantasy?