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annulus

n. 环,轮,体环

环,轮,体环

WordNet (r) 3.0 (2006) (WordNet)

annulus
n 1: a toroidal shape; "a ring of ships in the harbor"; "a halo
of smoke" [synonym: {ring}, {halo}, {annulus}, {doughnut},
{anchor ring}]
2: (Fungi) a remnant of the partial veil that in mature
mushrooms surrounds the stem like a collar [synonym: {annulus},
{skirt}]

The Collaborative International Dictionary of English v.0.48 (gcide)

Annulus \An"nu*lus\, n.; pl. {Annuli}. [L.]
1. A ring; a ringlike part or space.
[1913 Webster]

2. (Geom.)
(a) A space contained between the circumferences of two
circles, one within the other.
(b) The solid formed by a circle revolving around a line
which is the plane of the circle but does not cut it.
[1913 Webster]

3. (Zool.) Ring-shaped structures or markings, found in, or
upon, various animals.
[1913 Webster]

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单词	字典	翻译
annulus	查看　annulus　在百度字典中的解释	百度英翻中〔查看〕
annulus	查看　annulus　在Google字典中的解释	Google英翻中〔查看〕
annulus	查看　annulus　在Yahoo字典中的解释	Yahoo英翻中〔查看〕

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