<3. 注释>
(1) Sleepless long night sighs what my youth was for
无眠的长夜，叹息着青春为什么而活
Sleepless 无眠的；失眠的（形容词）
a sleepless night 一个失眠的夜晚
Adrian spent a sleepless night wondering what to do.
She lay sleepless for hours, worrying.
Sigh 叹息（动词）
sigh heavily/deeply
Frankie stared out of the window and sighed deeply.
Youth 青春；青春时期（名词）
in somebody's youth
Many of these people had used drugs in their youth.
(2) Teenage 青少年的（形容词）
a teenage boy
my teenage daughter
Arrive at 到达（某个地方）
What time does the plane arrive in New York?
He arrived late as usual.
Left you with nothing 没有给你留下任何东西
(3) Sweet 甜蜜的（形容词）
Goodnight, Becky. Sweet dreams.
Bitter 不开心的；苦涩的（形容词）
I feel very bitter about it.
a bitter old man
Tell something/somebody apart 区分；分辨（动词）
The twins look exactly the same. I can’t tell them apart.
(4) Cozy 舒服的；轻松的
a cozy chat
Put the cart before the horse 本末倒置（把马车放在马前面）
(5) Those teenage hopes who have tears in their eyes, too scared to run off to one little life
Scared 害怕的；恐惧的
At first, he was really scared.
scared of (doing) something
I've always been scared of dogs.
scared to do something
The boys were scared to cross the street.
Run off 逃离（某地方）或逃避（某人）
Amy's husband had run off and left her with two children to bring up
