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backbone    音标拼音: [b'ækb,on]
n. 脊椎,志气,骨干,支柱 ;
主干,(网络中主要计算机间的连接线路,
在网络主干上有一些连着局域网络的分支)

脊椎,志气,骨干,支柱 ; 主干,(网络中主要计算机间的连接线路, 在网络主干上有一些连着局域网络的分支)

backbone
基杆

backbone
基干

backbone
n 1: a central cohesive source of support and stability; "faith
is his anchor"; "the keystone of campaign reform was the
ban on soft money"; "he is the linchpin of this firm" [synonym:
{anchor}, {mainstay}, {keystone}, {backbone}, {linchpin},
{lynchpin}]
2: fortitude and determination; "he didn't have the guts to try
it" [synonym: {backbone}, {grit}, {guts}, {moxie}, {sand},
{gumption}]
3: the series of vertebrae forming the axis of the skeleton and
protecting the spinal cord; "the fall broke his back" [synonym:
{spinal column}, {vertebral column}, {spine}, {backbone},
{back}, {rachis}]
4: the part of a book's cover that encloses the inner side of
the book's pages and that faces outward when the book is
shelved; "the title and author were printed on the spine of
the book" [synonym: {spine}, {backbone}]
5: the part of a network that connects other networks together;
"the backbone is the part of a communication network that
carries the heaviest traffic"

Backbone \Back"bone"\ (b[a^]k"b[=o]n`), n. [2d back, n. bone.]
[1913 Webster]
1. The column of bones in the back which sustains and gives
firmness to the frame; the spine; the vertebral or spinal
column.
[1913 Webster]

2. Anything like, or serving the purpose of, a backbone.
[1913 Webster]

The lofty mountains on the north side compose the
granitic axis, or backbone of the country. --Darwin.
[1913 Webster]

We have now come to the backbone of our subject.
--Earle.
[1913 Webster]

3. Firmness; moral principle; steadfastness.
[1913 Webster]

Shelley's thought never had any backbone. --Shairp.
[1913 Webster]

{To the backbone}, through and through; thoroughly; entirely.
"Staunch to the backbone." --Lord Lytton.
[1913 Webster]

98 Moby Thesaurus words for "backbone":
advocate, alpenstock, arm, athletic supporter, back, backing,
bandeau, bearer, bottom, bra, brace, bracer, bracket, brassiere,
buttress, cane, carrier, cervix, chutzpah, corset, courage, crook,
crutch, determination, firmness, fortitude, foundation garment,
fulcrum, gameness, girdle, grit, guts, gutsiness, guttiness, guy,
guywire, hardihood, heart, heart of oak, intestinal fortitude,
jock, jockstrap, mainstay, maintainer, mast, mettle,
mettlesomeness, moxie, neck, nerve, pillar, pith, pluck,
pluckiness, prop, purposefulness, rachis, reinforce, reinforcement,
reinforcer, resoluteness, resolution, resolve, rest, resting place,
rigging, sand, shoulder, shroud, spinal column, spine, spirit,
sprit, spunk, spunkiness, stability, staff, stamina,
standing rigging, stave, stay, staying power, stick, stiffener,
stout heart, strength, strengthener, sturdiness, support,
supporter, sustainer, toughness, true grit, upholder, vertebrae,
vertebral column, walking stick, will

The top level in a hierarchical {network}. {Stub
networks} and {transit networks} which connect to the same
backbone are guaranteed to be interconnected.

See also: {Internet backbone}.

(1998-07-02)

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