a
a&+{1}
a or A
[eɪ]
n
the first letter and first vowel of the modern English alphabet
any of several speech sounds represented by this letter, in English as in take, bag, calm, shortage, or cobra
Also called: alpha the first in a series, esp the highest grade or mark, as in an examination
a
a&+{2}
[ə,eɪ]
determiner
used preceding a singular countable noun, if the noun is not previously specified or known
a terrible disappointment
used preceding a proper noun to indicate that a person or thing has some of the qualities of the one named
a Shylock
used preceding a noun or determiner of quantity
to read a lot
used preceding a noun indicating a concrete or abstract thing capable of being divided
a quarter of a minute
each or every; per
fifty pence a pound
a certain; one
a Mr Jones called
any at all
not a hope
See the
a
a&+{3}
[ə]
vb
an informal or dialect word for have
they'd a said if they'd known
a
a&+{4}
[ə]
prep
(usually linked to the preceding noun) an informal form of of
a kinda waste
a
a&+{5}
symbol for
acceleration
are(s) (metric measure of land)
atto-
See algebraic notation
- 习惯用语
- from A to Z from start to finish, thoroughly and in detail
柯林斯
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