Acoustic Guitar Parts: What Does This Guitar Tab Layout Mean?



Learn how to play One by Metallica. I made this when i was like 12 so thats why it kinda sucks soo yeah

hey, im still kinda new to guitar and been learning my hero acoustic by the foo fighters. ive been doing it fine as:

e||–0-0-0-0-0-0-0-0-0-0-0-0–||
B||–0-0-0-0-0-0-0-0-0-0-0-0–||
G||–1-1-1-6-6-6-6-6-6-6-6-6–||
D||–2-2-2-6-6-6-6-6-6-6-6-6–||
A||–2-2-2-4-4-4-4-4-4-4-4-4–||
E||–0-0-0—————————||

sounds good and all but think its missing abit more to make it sound better then i came across this version with alot of votes 5/5

e||–0-0-0-4-4-4-4-4-4-4-4-4–||
B||–0-0-0-4-4-7-4-4-4-7-5-5–||
G||–1-1-1-4-4-4-4-4-4-4-4-4–||
D||–2-2-2-6-6-6-6-6-6-6-6-6–||
A||–2-2-2-4-4-4-4-4-4-4-4-4–||
E||–0-0-0—————————||

This is the part i dont get.

e||-4-4-4-4-4-4-4-4-4–||
B||-4-4-7-4-4-4-7-5-5–||
G||-4-4-4-4-4-4-4-4-4–||
D||-6-6-6-6-6-6-6-6-6–||
A||-4-4-4-4-4-4-4-4-4–||
E||—————————||

i know that i proberly need 2 be lifting my finger up and down but i dont understand which tab first because ther all in a line which i thought means hold them together.?