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D    音标拼音: [d'i]
n. 字母D

字母D

d
adj 1: denoting a quantity consisting of 500 items or units
[synonym: {five hundred}, {500}, {d}]
n 1: a fat-soluble vitamin that prevents rickets [synonym: {vitamin
D}, {calciferol}, {viosterol}, {ergocalciferol},
{cholecalciferol}, {D}]
2: the cardinal number that is the product of one hundred and
five [synonym: {five hundred}, {500}, {D}]
3: the 4th letter of the Roman alphabet [synonym: {D}, {d}]

Mute \Mute\, n.
1. One who does not speak, whether from physical inability,
unwillingness, or other cause. Specifically:
(a) One who, from deafness, either congenital or from
early life, is unable to use articulate language; a
deaf-mute.
(b) A person employed by undertakers at a funeral.
(c) A person whose part in a play does not require him to
speak.
(d) Among the Turks, an officer or attendant who is
selected for his place because he can not speak.
[1913 Webster]

2. (Phon.) A letter which represents no sound; a silent
letter; also, a close articulation; an element of speech
formed by a position of the mouth organs which stops the
passage of the breath; as, {p}, {b}, {d}, {k}, {t}.
[1913 Webster]

3. (Mus.) A little utensil made of brass, ivory, or other
material, so formed that it can be fixed in an erect
position on the bridge of a violin, or similar instrument,
in order to deaden or soften the tone.
[1913 Webster]


D \D\ (d[=e])
1. The fourth letter of the English alphabet, and a vocal
consonant. The English letter is from Latin, which is from
Greek, which took it from Ph[oe]nician, the probable
ultimate origin being Egyptian. It is related most nearly
to t and th; as, Eng. deep, G. tief; Eng. daughter, G.
tochter, Gr. qyga`thr, Skr. duhitr. See Guide to
Pronunciation, [root]178, 179, 229.
[1913 Webster]

2. (Mus.) The nominal of the second tone in the model major
scale (that in C), or of the fourth tone in the relative
minor scale of C (that in A minor), or of the key tone in
the relative minor of F.
[1913 Webster]

3. As a numeral D stands for 500. in this use it is not the
initial of any word, or even strictly a letter, but one
half of the sign ? (or ? ) the original Tuscan numeral for
1000.
[1913 Webster]



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英文字典中文字典相关资料:


  • D - Wikipedia
    D (minuscule: d) is the fourth letter of the Latin alphabet, used in the modern English alphabet, the alphabets of other Western European languages and others worldwide
  • Letter D | Sing and Learn the Letters of the Alphabet - YouTube
    This super-catchy and clear alphabet song also lets children hear the letter D sound and see each letter at the beginning of five simple words paired with colorful kid-friend images
  • Vitamin D - NHS
    Find out about vitamin D, including what it does, how much you need, and how to ensure you get enough
  • :D | What Does :D Mean? - Cyber Definitions
    :D means Very Happy This page explains how :D is used in texting or on apps like TikTok or Instagram
  • Vitamin D: Benefits, Sources, Deficiencies - Healthline
    You may be wondering about vitamin D benefits and how much you need Learn more about vitamin D and your health, as well as what happens when you get too much and how much vitamin D you need
  • Teacher-Approved Videos Letter D - Simply Kinder
    This song engages students to be active learners while learning about letter D to build body and brain connections Learn how to form the upper and lowercase D with Jack Hartmann’s catchy rhymes and alphabet song
  • Letter D Sound Worksheets - Tree Valley Academy
    Here are free printable letter D sound worksheets The letter d printables are perfect for kindergarten or 1st grade students working on letter sound recognition
  • Vitamin D - Mayo Clinic
    Vitamin D is a nutrient the body needs, along with calcium, to build bones and keep them healthy The body can absorb calcium only if it has enough vitamin D Calcium is a major part of bones
  • 15 Ways Vitamin D Benefits Your Mood, Immunity, and More
    Research shows that high doses of vitamin D are no more effective for improving heart health than modest doses Taking small to moderate amounts of vitamin D can effectively reduce your risk of heart attack, stroke, and cardiovascular disease 9
  • Vitamin D | Linus Pauling Institute | Oregon State University
    (More information) Vitamin D can regulate cell differentiation and growth by binding to the vitamin D receptor found in most body cells Observational studies have reported associations between low sun exposure, poor vitamin D status, and increased risk of developing colorectal and breast cancer





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