Question

further 【further】adv. 更进一步地；此外All the members of the committee agreed to inquire further into the matter.全部会员同意更进一步地调查这件事。

Accepted Answer

['fɜːrðər] 
furtherto or at a greater extent or degree or a more advanced stage (`further' is used more often than `farther' in this abstract sense)
As your friend gets more serious about moving to a farm and you fall in love with New York City, you may feel like your dreams are moving further apart. Further is an adverb that means "to a greater distance."
Further and farther can be used interchangeably in most cases, although it's more correct to use farther when you're talking about physical distance, as in "the birds flew farther away from me," and further to mean an abstract distance, when two things are moving apart in terms of ideals, agreement, or thoughts. There's also a verb form of further that means "to promote the growth or progress of," which you might use in a sentence like, "These new gigs should help him further his success as a rock musician."
All forms of 'further' will appear on average once every 33 pages.farfarnessfartherfurtherfarthermostfurtherancefurthermost

Front	further
Pron	['fɜːrðər]
Back	【further】 adv. 更进一步地；此外 All the members of the committee agreed to inquire further into the matter. 全部会员同意更进一步地调查这件事。
Vocab	furtherto or at a greater extent or degree or a more advanced stage (`further' is used more often than `farther' in this abstract sense) As your friend gets more serious about moving to a farm and you fall in love with New York City, you may feel like your dreams are moving further apart. Further is an adverb that means "to a greater distance." Further and farther can be used interchangeably in most cases, although it's more correct to use farther when you're talking about physical distance, as in "the birds flew farther away from me," and further to mean an abstract distance, when two things are moving apart in terms of ideals, agreement, or thoughts. There's also a verb form of further that means "to promote the growth or progress of," which you might use in a sentence like, "These new gigs should help him further his success as a rock musician." All forms of 'further' will appear on average once every 33 pages. far farness farther further farthermost furtherance furthermost

Moving Farther Greater Abstract Means Distance Fɜːrðər Adv