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Milligrams
[mɪlɪ,græmz]
例句:
I
noticed
one
feather
,
whose
weight
was
at
least
one
hundred
and
fifty
milligrams
,
rise
perpendicularly
to
the
top
of
the
fence
,
where
it
floated
away
on
the
wind
.
弗兰克·刘易斯·戴尔.
爱迪生的生平和发明
.
伯娜丁整理