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walled    音标拼音: [w'ɔld]
adj. 以墙围绕的

以墙围绕的

Wall \Wall\, v. t. [imp. & p. p. {Walled}; p. pr. & vb. n.
{Walling}.]
1. To inclose with a wall, or as with a wall. "Seven walled
towns of strength." --Shak.
[1913 Webster]

The king of Thebes, Amphion,
That with his singing walled that city. --Chaucer.
[1913 Webster]

2. To defend by walls, or as if by walls; to fortify.
[1913 Webster]

The terror of his name that walls us in. --Denham.
[1913 Webster]

3. To close or fill with a wall, as a doorway.
[1913 Webster]

81 Moby Thesaurus words for "walled":
armored, barred, beleaguered, beset, besieged, blockaded, bound,
cabined, caged, cased, ceiled, cloaked, cloistered, closed-in,
clouded, coated, confined, cooped, coped, cordoned, cordoned off,
corralled, covered, covert, cowled, cramped, cribbed, curtained,
eclipsed, encapsulated, encapsuled, encased, enclosed, enveloped,
enwrapped, fenced, filmed, floored, hedged, hemmed, hooded, housed,
immured, imprisoned, incarcerated, jailed, leaguered, loricate,
loricated, mantled, masked, mewed, muffled, mural, obscured,
occulted, packaged, paled, parietal, partitioned, paved, penned,
pent-up, quarantined, railed, restrained, roofed-in, screened,
scummed, septal, sheathed, shelled, shielded, shrouded, shut-in,
swathed, tented, under cover, veiled, walled-in, wrapped


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  • Phosphate: Definition, Formula, Structure, and Reactions
    The phosphate ion (PO 43-) has a tetrahedral geometry, with a central phosphorus atom bonded to four oxygen atoms Although it is often depicted with one P=O double bond and three P–O– single bonds, its actual structure is better represented through resonance
  • Phosphate - Wikipedia
    The phosphate or orthophosphate ion PO 43− is derived from phosphoric acid by the removal of three protons H+ Removal of one proton gives the dihydrogen phosphate ion H 2 PO 4− while removal of two protons gives the hydrogen phosphate ion HPO 42−
  • Phosphate Ion (PO₄³⁻) - Chemistry LibreTexts
    Phosphate ion is a reasonably strong base It hydrolyzes in water to form a basic solution
  • Phosphate Formula - Structure, Properties, Uses, Sample Questions
    In which one central Phosphorus (P) atom is surrounded by four Oxygen (O) atoms It forms an ionic bond between these 2 atoms It is also known as a Phosphate ion or Orthophosphate It is a Polyatomic ion It is present in bones, teeth, and genes in the human body
  • Phosphate | O4P-3 | CID 1061 - PubChem
    Phosphate (3-) is a phosphate ion that is the conjugate base of hydrogenphosphate It is a phosphate ion and a trivalent inorganic anion It is a conjugate base of a hydrogenphosphate Phosphate is a metabolite found in or produced by Escherichia coli (strain K12, MG1655)
  • Phosphate (PO₄³⁻): Structure, Uses Role in Chemistry - Vedantu
    What exactly is a phosphate ion? A phosphate ion is a polyatomic ion with the chemical formula PO₄³⁻ It is made up of one central phosphorus atom chemically bonded to four oxygen atoms The entire structure carries a negative three charge, which makes it an anion
  • What Is a Phosphate? Definition, Functions, and Roles
    The Chemical Nature of Phosphate Phosphate is an ion with the chemical formula PO₄³⁻ It originates from phosphoric acid (H₃PO₄) The structure features a central phosphorus atom surrounded by four oxygen atoms This ion can exist in several forms depending on the pH of its environment, forming dihydrogen phosphate and hydrogen
  • Phosphate | Fertilizer, Agriculture, Soil | Britannica
    phosphate, any of numerous chemical compounds related to phosphoric acid (H 3 PO 4)
  • Phosphate Ion Definition for Organic Chemistry | Fiveable
    The phosphate ion, represented as PO4^3-, is a polyatomic ion consisting of one phosphorus atom covalently bonded to four oxygen atoms It is an important ion in various biological and chemical processes, particularly in the context of drawing resonance forms
  • Phosphate Ion - an overview | ScienceDirect Topics
    Phosphate ions are polyatomic ions with the empirical formula PO₄³⁻, consisting of one phosphorus atom bonded to four oxygen atoms in a tetrahedral geometry, and they carry a −3 formal charge





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