The short of it is that long hair means there is always, at least, hope.

短吻的话代表长发至少总带来个希望。

youdao

From a young age, girls absorb the idea that long hair is the key to attractiveness.

原文似乎有问题。从幼年时期开始，女孩们接受着这样一种观念：长发就是吸引力的关键。

youdao

Some people think that nine Colombian trademark dress is very strange, nine elder brother said that long hair just feel good.

有人觉得九哥招牌式的装扮很怪异，九哥说留长发只是觉得好看。

youdao

She was perfect: pink skin,large blue eyes and long golden hair that fell over her shoulders to her knees.

VOA: special.2009.07.25

And has a very tiny waist and long hair that's always perfect.

她有着纤细的腰与一头完美的秀发。

remind me of 课堂 - SpeakingMax英语口语达人

It was so cold that the men let their facial hair grow very long.

VOA: special.2009.01.24

And did I really want to deal with all the maintenance (and Pantene) that long hair requires?

FORBES: Are Today's Women Drowning In Generational Anxiety?

We didn't know him, just knew that he had really long hair and his name was Chan.

NPR: Dylan, the Red Dog and the Real Summer of Love

The industry's assumption has long been that shrinkage of hair-strand diameter which is just 0.075 millimeters for a person with fine-to-medium hair was too small to detect.

WSJ: Old Hair Days: Products to Help Manage Gray and Thinning Hair