How far behind or ahead target are we如何解释

How far behind or ahead target are we如何解释 far behind falling far behind 是什么意思 be far behind 是什么意思? No matter how far you go,as long as I was behind How far is how far No matter how far or how hard it is,I'm gonna fight forever什么意思 far behind是什么意思麻烦再举个例子, Have how far out how How far 的用法 how soon,how far ,how long区分 in english的用法 还有what,which,who,whom,whose,when,what time,where,why,how,how many,how mucn,how long,how often,how many times,how soon,how far,what day,what colour,what is...like,in,on,under,at,about,after,as,before,behind,between,of,from,for, near or far 的中文歌词 near or far 歌曲链接, HOW far,How heavy,How much,How long,How often 英译汉一段话The horizontal axis considers processes,reflecting how far strategies are the product of deliberae caculation or whether they emerge by accident,muddle or intertia... how far do与 how far is的用法 how far 和 how far away 的用法是什么?