安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
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- A - Wikipedia
A, or a, is the first letter and the first vowel letter of the Latin alphabet, 12 used in the modern English alphabet, and others worldwide Its name in English is a (pronounced ˈeɪ ⓘ AY), plural aes nb 12 It is similar in shape to the Ancient Greek letter alpha, from which it derives [3]
- Wikipedia
Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation
- Wikipedia - Wikipedia
Wikipedia [b] is a free online encyclopedia that is written and maintained by a community of volunteers, known as Wikipedians, through open collaboration and the wiki software MediaWiki
- Wikipedia, the free encyclopedia
Help desk – Ask questions about using or editing Wikipedia Reference desk – Ask research questions about encyclopedic topics Content portals – A unique way to navigate the encyclopedia
- A - Simple English Wikipedia, the free encyclopedia
Writing "A" in cursive font A is the first letter of the English alphabet The tiny letter,a, is used as a lowercase vowel [1] When it is spoken, ā is said as a long a, a diphthong of ĕ and y A is similar to Alpha of the Greek alphabet That is not surprising, because it means the same sound
- Wikipedia - Simple English Wikipedia, the free encyclopedia
Wikipedia is a free content online encyclopedia website in 344 languages of the world in which 342 languages are currently active and 14 are closed It is written and maintained by a community of volunteers , known as Wikipedians
- a - Wiktionary, the free dictionary
Abbreviation of atto-, from Danish atten (“eighteen”) atto-, prefix for 10 −18 in the International System of Units From Latin annum or annus Year as a unit of time, specifically a Julian year or 365 25 days Abbreviation of are, from French are An are, a unit of area one hundredth of a hectare; ares Abbreviation of English acceleration
- A (disambiguation) - Wikipedia
A+ and A−, human blood types; Vitamin A, also called retinol, an essential human nutrient; Haplogroup A (mtDNA), a human mitochondrial DNA (mtDNA) haplogroup Haplogroup A (Y-DNA), a Y-chromosomal DNA (Y-DNA) haplogroup Adenine, a nucleic acid; Adenosine, a nucleoside; A (or Ala), abbreviation for amino acid alanine; ATC code A, Alimentary tract and metabolism, a section of the Anatomical
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