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Blackboards
[blækbɔ:dz]
例句/造句/用法:
I
hurriedly
copied
it
,
and
he
sent
it
, requesting
the
agents
to
display
it
on
the
blackboards
used
for
stating
the
arrival
and
departure
of
trains
.
弗蘭克·路易斯·戴爾.
愛迪生的生平和發明
.
约翰娜編輯