1.α α, sound name? λ φ α, the Greek alphabet name is/? Alfa/, American English is called alpha (International Phonetic Alphabet/'? What if? /), alpha is often used as an adjective to indicate the most important or original thing.

2, β β, sound name β? τ α, the Greek alphabet name is /vita/, and the American English name is beta (International Phonetic Alphabet /'bet? /), beta can also refer to the beta version of computer software, usually refers to the public beta version, which provides assistance for ordinary users to test and report problems.

3.δ δ, sound name δ? λ τ α, the Greek letter name is/? Eelta/, American English is delta (International Phonetic Alphabet /'d ε lt? /)。

4. ζ ζ. The Greek letter is called/zeta/,and the American English is called Zeta (International Phonetic Alphabet /'zeta? /)。

5.η η, sound name? τ α, the Greek letter name is/? Ita/, American English is called eta (International Phonetic Alphabet /it? /)。

Extended data:

Greek numerals are a number system represented by Greek letters, also known as "Miletus Numbers", "Alexandria Numbers" or "Alphanumeric Numbers". In modern Greece, they are still used in ordinal numbers, and are similar to Roman numerals used in the west to a great extent, while people still use Arabic numerals in their daily use.

The earliest number system in Greece is Attica number with sharp sound, which is very similar to the operation of Roman numerals (Roman numerals are borrowed from Greek numerals), and the formula used is as follows:

ι= 1，ιοσ= IOs

π= 5，π∩π∩π= pente

δ= 10，δεα= deka

ψδ= 50，ψ∫ψδεα= pente deka

= 100,? └αρον= HEK aton

Π? =500,ΠΕΝΤΕ? εαπν= pentehekaton

χ= 1000，χιλιι= Chili oi

ψπ= 5000，ψππππιλιοι= pentechilioi

μ= 10000，μυυσοι= murioi

ψμ= 50000，ψψψμυψι= pente murioi

Baidu Encyclopedia-Greek Numbers